Merge "[DO NOT MERGE] Remove Client suggestions implementations" into sc-v2-dev

services/autofill/java/com/android/server/autofill/ClientSuggestionsSession.java

@@ -1,293 +0,0 @@
-/*
- * Copyright (C) 2021 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-package com.android.server.autofill;
-
-import static android.service.autofill.FillRequest.INVALID_REQUEST_ID;
-
-import static com.android.server.autofill.Helper.sVerbose;
-
-import android.annotation.Nullable;
-import android.annotation.UserIdInt;
-import android.app.AppGlobals;
-import android.content.ComponentName;
-import android.content.Context;
-import android.content.pm.ApplicationInfo;
-import android.content.pm.PackageManager;
-import android.graphics.drawable.Drawable;
-import android.os.Handler;
-import android.os.ICancellationSignal;
-import android.os.RemoteException;
-import android.service.autofill.Dataset;
-import android.service.autofill.FillResponse;
-import android.service.autofill.IFillCallback;
-import android.service.autofill.SaveInfo;
-import android.text.TextUtils;
-import android.text.format.DateUtils;
-import android.util.Slog;
-import android.view.autofill.AutofillId;
-import android.view.autofill.IAutoFillManagerClient;
-import android.view.inputmethod.InlineSuggestionsRequest;
-
-import com.android.internal.annotations.GuardedBy;
-import com.android.internal.infra.AndroidFuture;
-
-import java.util.List;
-import java.util.concurrent.CancellationException;
-import java.util.concurrent.TimeUnit;
-import java.util.concurrent.TimeoutException;
-import java.util.concurrent.atomic.AtomicReference;
-
-/**
- * Maintains a client suggestions session with the
- * {@link android.view.autofill.AutofillRequestCallback} through the {@link IAutoFillManagerClient}.
- *
- */
-final class ClientSuggestionsSession {
-
-    private static final String TAG = "ClientSuggestionsSession";
-    private static final long TIMEOUT_REMOTE_REQUEST_MILLIS = 15 * DateUtils.SECOND_IN_MILLIS;
-
-    private final int mSessionId;
-    private final IAutoFillManagerClient mClient;
-    private final Handler mHandler;
-    private final ComponentName mComponentName;
-
-    private final RemoteFillService.FillServiceCallbacks mCallbacks;
-
-    private final Object mLock = new Object();
-    @GuardedBy("mLock")
-    private AndroidFuture<FillResponse> mPendingFillRequest;
-    @GuardedBy("mLock")
-    private int mPendingFillRequestId = INVALID_REQUEST_ID;
-
-    ClientSuggestionsSession(int sessionId, IAutoFillManagerClient client, Handler handler,
-            ComponentName componentName, RemoteFillService.FillServiceCallbacks callbacks) {
-        mSessionId = sessionId;
-        mClient = client;
-        mHandler = handler;
-        mComponentName = componentName;
-        mCallbacks = callbacks;
-    }
-
-    void onFillRequest(int requestId, InlineSuggestionsRequest inlineRequest, int flags) {
-        final AtomicReference<ICancellationSignal> cancellationSink = new AtomicReference<>();
-        final AtomicReference<AndroidFuture<FillResponse>> futureRef = new AtomicReference<>();
-        final AndroidFuture<FillResponse> fillRequest = new AndroidFuture<>();
-
-        mHandler.post(() -> {
-            if (sVerbose) {
-                Slog.v(TAG, "calling onFillRequest() for id=" + requestId);
-            }
-
-            try {
-                mClient.requestFillFromClient(requestId, inlineRequest,
-                        new FillCallbackImpl(fillRequest, futureRef, cancellationSink));
-            } catch (RemoteException e) {
-                fillRequest.completeExceptionally(e);
-            }
-        });
-
-        fillRequest.orTimeout(TIMEOUT_REMOTE_REQUEST_MILLIS, TimeUnit.MILLISECONDS);
-        futureRef.set(fillRequest);
-
-        synchronized (mLock) {
-            mPendingFillRequest = fillRequest;
-            mPendingFillRequestId = requestId;
-        }
-
-        fillRequest.whenComplete((res, err) -> mHandler.post(() -> {
-            synchronized (mLock) {
-                mPendingFillRequest = null;
-                mPendingFillRequestId = INVALID_REQUEST_ID;
-            }
-            if (err == null) {
-                processAutofillId(res);
-                mCallbacks.onFillRequestSuccess(requestId, res,
-                        mComponentName.getPackageName(), flags);
-            } else {
-                Slog.e(TAG, "Error calling on  client fill request", err);
-                if (err instanceof TimeoutException) {
-                    dispatchCancellationSignal(cancellationSink.get());
-                    mCallbacks.onFillRequestTimeout(requestId);
-                } else if (err instanceof CancellationException) {
-                    dispatchCancellationSignal(cancellationSink.get());
-                } else {
-                    mCallbacks.onFillRequestFailure(requestId, err.getMessage());
-                }
-            }
-        }));
-    }
-
-    /**
-     * Gets the application info for the component.
-     */
-    @Nullable
-    static ApplicationInfo getAppInfo(ComponentName comp, @UserIdInt int userId) {
-        try {
-            ApplicationInfo si = AppGlobals.getPackageManager().getApplicationInfo(
-                    comp.getPackageName(),
-                    PackageManager.GET_META_DATA,
-                    userId);
-            if (si != null) {
-                return si;
-            }
-        } catch (RemoteException e) {
-        }
-        return null;
-    }
-
-    /**
-     * Gets the user-visible name of the application.
-     */
-    @Nullable
-    @GuardedBy("mLock")
-    static CharSequence getAppLabelLocked(Context context, ApplicationInfo appInfo) {
-        return appInfo == null ? null : appInfo.loadSafeLabel(
-                context.getPackageManager(), 0 /* do not ellipsize */,
-                TextUtils.SAFE_STRING_FLAG_FIRST_LINE | TextUtils.SAFE_STRING_FLAG_TRIM);
-    }
-
-    /**
-     * Gets the user-visible icon of the application.
-     */
-    @Nullable
-    @GuardedBy("mLock")
-    static Drawable getAppIconLocked(Context context, ApplicationInfo appInfo) {
-        return appInfo == null ? null : appInfo.loadIcon(context.getPackageManager());
-    }
-
-    int cancelCurrentRequest() {
-        synchronized (mLock) {
-            return mPendingFillRequest != null && mPendingFillRequest.cancel(false)
-                    ? mPendingFillRequestId
-                    : INVALID_REQUEST_ID;
-        }
-    }
-
-    /**
-     * The {@link AutofillId} which the client gets from its view is not contain the session id,
-     * but Autofill framework is using the {@link AutofillId} with a session id. So before using
-     * those ids in the Autofill framework, applies the current session id.
-     *
-     * @param res which response need to apply for a session id
-     */
-    private void processAutofillId(FillResponse res) {
-        if (res == null) {
-            return;
-        }
-
-        final List<Dataset> datasets = res.getDatasets();
-        if (datasets != null && !datasets.isEmpty()) {
-            for (int i = 0; i < datasets.size(); i++) {
-                final Dataset dataset = datasets.get(i);
-                if (dataset != null) {
-                    applySessionId(dataset.getFieldIds());
-                }
-            }
-        }
-
-        final SaveInfo saveInfo = res.getSaveInfo();
-        if (saveInfo != null) {
-            applySessionId(saveInfo.getOptionalIds());
-            applySessionId(saveInfo.getRequiredIds());
-            applySessionId(saveInfo.getSanitizerValues());
-            applySessionId(saveInfo.getTriggerId());
-        }
-    }
-
-    private void applySessionId(List<AutofillId> ids) {
-        if (ids == null || ids.isEmpty()) {
-            return;
-        }
-
-        for (int i = 0; i < ids.size(); i++) {
-            applySessionId(ids.get(i));
-        }
-    }
-
-    private void applySessionId(AutofillId[][] ids) {
-        if (ids == null) {
-            return;
-        }
-        for (int i = 0; i < ids.length; i++) {
-            applySessionId(ids[i]);
-        }
-    }
-
-    private void applySessionId(AutofillId[] ids) {
-        if (ids == null) {
-            return;
-        }
-        for (int i = 0; i < ids.length; i++) {
-            applySessionId(ids[i]);
-        }
-    }
-
-    private void applySessionId(AutofillId id) {
-        if (id == null) {
-            return;
-        }
-        id.setSessionId(mSessionId);
-    }
-
-    private void dispatchCancellationSignal(@Nullable ICancellationSignal signal) {
-        if (signal == null) {
-            return;
-        }
-        try {
-            signal.cancel();
-        } catch (RemoteException e) {
-            Slog.e(TAG, "Error requesting a cancellation", e);
-        }
-    }
-
-    private class FillCallbackImpl extends IFillCallback.Stub {
-        final AndroidFuture<FillResponse> mFillRequest;
-        final AtomicReference<AndroidFuture<FillResponse>> mFutureRef;
-        final AtomicReference<ICancellationSignal> mCancellationSink;
-
-        FillCallbackImpl(AndroidFuture<FillResponse> fillRequest,
-                AtomicReference<AndroidFuture<FillResponse>> futureRef,
-                AtomicReference<ICancellationSignal> cancellationSink) {
-            mFillRequest = fillRequest;
-            mFutureRef = futureRef;
-            mCancellationSink = cancellationSink;
-        }
-
-        @Override
-        public void onCancellable(ICancellationSignal cancellation) {
-            AndroidFuture<FillResponse> future = mFutureRef.get();
-            if (future != null && future.isCancelled()) {
-                dispatchCancellationSignal(cancellation);
-            } else {
-                mCancellationSink.set(cancellation);
-            }
-        }
-
-        @Override
-        public void onSuccess(FillResponse response) {
-            mFillRequest.complete(response);
-        }
-
-        @Override
-        public void onFailure(int requestId, CharSequence message) {
-            String errorMessage = message == null ? "" : String.valueOf(message);
-            mFillRequest.completeExceptionally(
-                    new RuntimeException(errorMessage));
-        }
-    }
-}

services/autofill/java/com/android/server/autofill/Session.java

@@ -26,7 +26,6 @@ import static android.view.autofill.AutofillManager.ACTION_START_SESSION;
 import static android.view.autofill.AutofillManager.ACTION_VALUE_CHANGED;
 import static android.view.autofill.AutofillManager.ACTION_VIEW_ENTERED;
 import static android.view.autofill.AutofillManager.ACTION_VIEW_EXITED;
-import static android.view.autofill.AutofillManager.FLAG_ENABLED_CLIENT_SUGGESTIONS;
 import static android.view.autofill.AutofillManager.FLAG_SMART_SUGGESTION_SYSTEM;
 import static android.view.autofill.AutofillManager.getSmartSuggestionModeToString;
 
@@ -54,7 +53,6 @@ import android.content.ComponentName;
 import android.content.Context;
 import android.content.Intent;
 import android.content.IntentSender;
-import android.content.pm.ApplicationInfo;
 import android.graphics.Bitmap;
 import android.graphics.Rect;
 import android.graphics.drawable.Drawable;
@@ -348,9 +346,6 @@ final class Session implements RemoteFillService.FillServiceCallbacks, ViewState
      */
     private final AssistDataReceiverImpl mAssistReceiver = new AssistDataReceiverImpl();
 
-    @Nullable
-    private ClientSuggestionsSession mClientSuggestionsSession;
-
     void onSwitchInputMethodLocked() {
         // One caveat is that for the case where the focus is on a field for which regular autofill
         // returns null, and augmented autofill is triggered,  and then the user switches the input
@@ -421,10 +416,6 @@ final class Session implements RemoteFillService.FillServiceCallbacks, ViewState
         /** Whether the current {@link FillResponse} is expired. */
         @GuardedBy("mLock")
         private boolean mExpiredResponse;
-
-        /** Whether the client is using {@link android.view.autofill.AutofillRequestCallback}. */
-        @GuardedBy("mLock")
-        private boolean mClientSuggestionsEnabled;
     }
 
     /**
@@ -450,19 +441,13 @@ final class Session implements RemoteFillService.FillServiceCallbacks, ViewState
                         return;
                     }
                     mPendingInlineSuggestionsRequest = inlineSuggestionsRequest;
-                    maybeRequestFillFromServiceLocked();
+                    maybeRequestFillLocked();
                     viewState.resetState(ViewState.STATE_PENDING_CREATE_INLINE_REQUEST);
                 }
             } : null;
         }
 
-        void newAutofillRequestLocked(@Nullable InlineSuggestionsRequest inlineRequest) {
+        void maybeRequestFillLocked() {
-            mPendingFillRequest = null;
-            mWaitForInlineRequest = inlineRequest != null;
-            mPendingInlineSuggestionsRequest = inlineRequest;
-        }
-
-        void maybeRequestFillFromServiceLocked() {
             if (mPendingFillRequest == null) {
                 return;
             }
@@ -472,13 +457,10 @@ final class Session implements RemoteFillService.FillServiceCallbacks, ViewState
                     return;
                 }
 
-                if (mPendingInlineSuggestionsRequest.isServiceSupported()) {
                 mPendingFillRequest = new FillRequest(mPendingFillRequest.getId(),
-                            mPendingFillRequest.getFillContexts(),
+                        mPendingFillRequest.getFillContexts(), mPendingFillRequest.getClientState(),
-                            mPendingFillRequest.getClientState(),
                         mPendingFillRequest.getFlags(), mPendingInlineSuggestionsRequest);
             }
-            }
 
             mRemoteFillService.onFillRequest(mPendingFillRequest);
             mPendingInlineSuggestionsRequest = null;
@@ -584,7 +566,7 @@ final class Session implements RemoteFillService.FillServiceCallbacks, ViewState
                         /*inlineSuggestionsRequest=*/null);
 
                 mPendingFillRequest = request;
-                maybeRequestFillFromServiceLocked();
+                maybeRequestFillLocked();
             }
 
             if (mActivityToken != null) {
@@ -746,19 +728,15 @@ final class Session implements RemoteFillService.FillServiceCallbacks, ViewState
     }
 
     /**
-     * Cancels the last request sent to the {@link #mRemoteFillService} or the
+     * Cancels the last request sent to the {@link #mRemoteFillService}.
-     * {@link #mClientSuggestionsSession}.
      */
     @GuardedBy("mLock")
     private void cancelCurrentRequestLocked() {
-        if (mRemoteFillService == null && mClientSuggestionsSession == null) {
+        if (mRemoteFillService == null) {
-            wtf(null, "cancelCurrentRequestLocked() called without a remote service or a "
+            wtf(null, "cancelCurrentRequestLocked() called without a remote service. "
-                    + "client suggestions session.  mForAugmentedAutofillOnly: %s",
+                    + "mForAugmentedAutofillOnly: %s", mSessionFlags.mAugmentedAutofillOnly);
-                    mSessionFlags.mAugmentedAutofillOnly);
             return;
         }
-
-        if (mRemoteFillService != null) {
         final int canceledRequest = mRemoteFillService.cancelCurrentRequest();
 
         // Remove the FillContext as there will never be a response for the service
@@ -776,11 +754,6 @@ final class Session implements RemoteFillService.FillServiceCallbacks, ViewState
         }
     }
 
-        if (mClientSuggestionsSession != null) {
-            mClientSuggestionsSession.cancelCurrentRequest();
-        }
-    }
-
     private boolean isViewFocusedLocked(int flags) {
         return (flags & FLAG_VIEW_NOT_FOCUSED) == 0;
     }
@@ -843,30 +816,17 @@ final class Session implements RemoteFillService.FillServiceCallbacks, ViewState
         // structure is taken. This causes only one fill request per burst of focus changes.
         cancelCurrentRequestLocked();
 
-        // Only ask IME to create inline suggestions request when
+        // Only ask IME to create inline suggestions request if Autofill provider supports it and
-        // 1. Autofill provider supports it or client enabled client suggestions.
+        // the render service is available except the autofill is triggered manually and the view
-        // 2. The render service is available.
+        // is also not focused.
-        // 3. The view is focused. (The view may not be focused if the autofill is triggered
-        //    manually.)
         final RemoteInlineSuggestionRenderService remoteRenderService =
                 mService.getRemoteInlineSuggestionRenderServiceLocked();
-        if ((mSessionFlags.mInlineSupportedByService || mSessionFlags.mClientSuggestionsEnabled)
+        if (mSessionFlags.mInlineSupportedByService
                 && remoteRenderService != null
                 && isViewFocusedLocked(flags)) {
-            Consumer<InlineSuggestionsRequest> inlineSuggestionsRequestConsumer;
+            Consumer<InlineSuggestionsRequest> inlineSuggestionsRequestConsumer =
-            if (mSessionFlags.mClientSuggestionsEnabled) {
+                    mAssistReceiver.newAutofillRequestLocked(viewState,
-                final int finalRequestId = requestId;
+                            /* isInlineRequest= */ true);
-                inlineSuggestionsRequestConsumer = (inlineSuggestionsRequest) -> {
-                    // Using client suggestions
-                    synchronized (mLock) {
-                        onClientFillRequestLocked(finalRequestId, inlineSuggestionsRequest);
-                    }
-                    viewState.resetState(ViewState.STATE_PENDING_CREATE_INLINE_REQUEST);
-                };
-            } else {
-                inlineSuggestionsRequestConsumer = mAssistReceiver.newAutofillRequestLocked(
-                        viewState, /* isInlineRequest= */ true);
-            }
             if (inlineSuggestionsRequestConsumer != null) {
                 final AutofillId focusedId = mCurrentViewId;
                 final int requestIdCopy = requestId;
@@ -882,24 +842,11 @@ final class Session implements RemoteFillService.FillServiceCallbacks, ViewState
                 );
                 viewState.setState(ViewState.STATE_PENDING_CREATE_INLINE_REQUEST);
             }
-        } else if (mSessionFlags.mClientSuggestionsEnabled) {
-            // Request client suggestions for the dropdown mode
-            onClientFillRequestLocked(requestId, null);
         } else {
             mAssistReceiver.newAutofillRequestLocked(viewState, /* isInlineRequest= */ false);
         }
 
-        if (mSessionFlags.mClientSuggestionsEnabled) {
-            // Using client suggestions, unnecessary request AssistStructure
-            return;
-        }
-
         // Now request the assist structure data.
-        requestAssistStructureLocked(requestId, flags);
-    }
-
-    @GuardedBy("mLock")
-    private void requestAssistStructureLocked(int requestId, int flags) {
         try {
             final Bundle receiverExtras = new Bundle();
             receiverExtras.putInt(EXTRA_REQUEST_ID, requestId);
@@ -948,13 +895,10 @@ final class Session implements RemoteFillService.FillServiceCallbacks, ViewState
         mComponentName = componentName;
         mCompatMode = compatMode;
         mSessionState = STATE_ACTIVE;
-
         synchronized (mLock) {
             mSessionFlags = new SessionFlags();
             mSessionFlags.mAugmentedAutofillOnly = forAugmentedAutofillOnly;
             mSessionFlags.mInlineSupportedByService = mService.isInlineSuggestionsEnabledLocked();
-            mSessionFlags.mClientSuggestionsEnabled =
-                    (mFlags & FLAG_ENABLED_CLIENT_SUGGESTIONS) != 0;
             setClientLocked(client);
         }
 
@@ -1066,13 +1010,12 @@ final class Session implements RemoteFillService.FillServiceCallbacks, ViewState
                 if (requestLog != null) {
                     requestLog.addTaggedData(MetricsEvent.FIELD_AUTOFILL_NUM_DATASETS, -1);
                 }
-                processNullResponseOrFallbackLocked(requestId, requestFlags);
+                processNullResponseLocked(requestId, requestFlags);
                 return;
             }
 
             fieldClassificationIds = response.getFieldClassificationIds();
-            if (!mSessionFlags.mClientSuggestionsEnabled && fieldClassificationIds != null
+            if (fieldClassificationIds != null && !mService.isFieldClassificationEnabledLocked()) {
-                    && !mService.isFieldClassificationEnabledLocked()) {
                 Slog.w(TAG, "Ignoring " + response + " because field detection is disabled");
                 processNullResponseLocked(requestId, requestFlags);
                 return;
@@ -1151,26 +1094,6 @@ final class Session implements RemoteFillService.FillServiceCallbacks, ViewState
         }
     }
 
-    @GuardedBy("mLock")
-    private void processNullResponseOrFallbackLocked(int requestId, int flags) {
-        if (!mSessionFlags.mClientSuggestionsEnabled) {
-            processNullResponseLocked(requestId, flags);
-            return;
-        }
-
-        // fallback to the default platform password manager
-        mSessionFlags.mClientSuggestionsEnabled = false;
-
-        final InlineSuggestionsRequest inlineRequest =
-                (mLastInlineSuggestionsRequest != null
-                        && mLastInlineSuggestionsRequest.first == requestId)
-                        ? mLastInlineSuggestionsRequest.second : null;
-        mAssistReceiver.newAutofillRequestLocked(inlineRequest);
-        requestAssistStructureLocked(requestId,
-                flags & ~FLAG_ENABLED_CLIENT_SUGGESTIONS);
-        return;
-    }
-
     // FillServiceCallbacks
     @Override
     public void onFillRequestFailure(int requestId, @Nullable CharSequence message) {
@@ -3119,22 +3042,13 @@ final class Session implements RemoteFillService.FillServiceCallbacks, ViewState
             filterText = value.getTextValue().toString();
         }
 
-        final CharSequence targetLabel;
+        final CharSequence serviceLabel;
-        final Drawable targetIcon;
+        final Drawable serviceIcon;
         synchronized (mLock) {
-            if (mSessionFlags.mClientSuggestionsEnabled) {
+            serviceLabel = mService.getServiceLabelLocked();
-                final ApplicationInfo appInfo = ClientSuggestionsSession.getAppInfo(mComponentName,
+            serviceIcon = mService.getServiceIconLocked();
-                        mService.getUserId());
-                targetLabel = ClientSuggestionsSession.getAppLabelLocked(
-                        mService.getMaster().getContext(), appInfo);
-                targetIcon = ClientSuggestionsSession.getAppIconLocked(
-                        mService.getMaster().getContext(), appInfo);
-            } else {
-                targetLabel = mService.getServiceLabelLocked();
-                targetIcon = mService.getServiceIconLocked();
         }
-        }
+        if (serviceLabel == null || serviceIcon == null) {
-        if (targetLabel == null || targetIcon == null) {
             wtf(null, "onFillReady(): no service label or icon");
             return;
         }
@@ -3154,7 +3068,7 @@ final class Session implements RemoteFillService.FillServiceCallbacks, ViewState
 
         getUiForShowing().showFillUi(filledId, response, filterText,
                 mService.getServicePackageName(), mComponentName,
-                targetLabel, targetIcon, this, id, mCompatMode);
+                serviceLabel, serviceIcon, this, id, mCompatMode);
 
         mService.logDatasetShown(id, mClientState);
 
@@ -3201,17 +3115,6 @@ final class Session implements RemoteFillService.FillServiceCallbacks, ViewState
             return false;
         }
 
-        final InlineSuggestionsRequest request = inlineSuggestionsRequest.get();
-        if (mSessionFlags.mClientSuggestionsEnabled && !request.isClientSupported()
-                || !mSessionFlags.mClientSuggestionsEnabled && !request.isServiceSupported()) {
-            if (sDebug) {
-                Slog.d(TAG, "Inline suggestions not supported for "
-                        + (mSessionFlags.mClientSuggestionsEnabled ? "client" : "service")
-                        + ". Falling back to dropdown.");
-            }
-            return false;
-        }
-
         final RemoteInlineSuggestionRenderService remoteRenderService =
                 mService.getRemoteInlineSuggestionRenderServiceLocked();
         if (remoteRenderService == null) {
@@ -3220,7 +3123,7 @@ final class Session implements RemoteFillService.FillServiceCallbacks, ViewState
         }
 
         final InlineFillUi.InlineFillUiInfo inlineFillUiInfo =
-                new InlineFillUi.InlineFillUiInfo(request, focusedId,
+                new InlineFillUi.InlineFillUiInfo(inlineSuggestionsRequest.get(), focusedId,
                         filterText, remoteRenderService, userId, id);
         InlineFillUi inlineFillUi = InlineFillUi.forAutofill(inlineFillUiInfo, response,
                 new InlineFillUi.InlineSuggestionUiCallback() {
@@ -3822,25 +3725,6 @@ final class Session implements RemoteFillService.FillServiceCallbacks, ViewState
         }
     }
 
-    @GuardedBy("mLock")
-    private void onClientFillRequestLocked(int requestId,
-            InlineSuggestionsRequest inlineSuggestionsRequest) {
-        if (mClientSuggestionsSession == null) {
-            mClientSuggestionsSession = new ClientSuggestionsSession(id, mClient, mHandler,
-                    mComponentName, this);
-        }
-
-        if (mContexts == null) {
-            mContexts = new ArrayList<>(1);
-        }
-
-        if (inlineSuggestionsRequest != null && !inlineSuggestionsRequest.isClientSupported()) {
-            inlineSuggestionsRequest = null;
-        }
-
-        mClientSuggestionsSession.onFillRequest(requestId, inlineSuggestionsRequest, mFlags);
-    }
-
     /**
      * The result of checking whether to show the save dialog, when session can be saved.
      *