HUN: Close RemoteInputView when Home is pressed

CLOSE_SYSTEM_DIALOGS usually dismisses the notification shade,
but that's not the case for HUNs because the shade is not actually
open. However, CLOSE_SYSTEM_DIALOGS will now close the Direct Reply
even with HUNs.

Change-Id: If8e5115e33f93db0f8b4e442331ea3d60fc0c63d
Fixes: 29583313

packages/SystemUI/src/com/android/systemui/statusbar/RemoteInputController.java

@@ -130,6 +130,28 @@ public class RemoteInputController {
         }
     }
 
+    public void closeRemoteInputs() {
+        if (mOpen.size() == 0) {
+            return;
+        }
+
+        // Make a copy because closing the remote inputs will modify mOpen.
+        ArrayList<NotificationData.Entry> list = new ArrayList<>(mOpen.size());
+        for (int i = mOpen.size() - 1; i >= 0; i--) {
+            NotificationData.Entry item = mOpen.get(i).get();
+            if (item != null && item.row != null) {
+                list.add(item);
+            }
+        }
+
+        for (int i = list.size() - 1; i >= 0; i--) {
+            NotificationData.Entry item = list.get(i);
+            if (item.row != null) {
+                item.row.closeRemoteInput();
+            }
+        }
+    }
+
     public interface Callback {
         default void onRemoteInputActive(boolean active) {}
 

packages/SystemUI/src/com/android/systemui/statusbar/phone/PhoneStatusBar.java

@@ -3351,6 +3351,9 @@ public class PhoneStatusBar extends BaseStatusBar implements DemoMode,
             String action = intent.getAction();
             if (Intent.ACTION_CLOSE_SYSTEM_DIALOGS.equals(action)) {
                 KeyboardShortcuts.dismiss();
+                if (mRemoteInputController != null) {
+                    mRemoteInputController.closeRemoteInputs();
+                }
                 if (isCurrentProfile(getSendingUserId())) {
                     int flags = CommandQueue.FLAG_EXCLUDE_NONE;
                     String reason = intent.getStringExtra("reason");