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Merge "Use SystemClock.elapsedRealtime() to record WebView startup timestamps." into sc-dev

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This commit is contained in:
Anna Malova
2021-02-17 18:22:32 +00:00
committed by Android (Google) Code Review
parent ae759b075f f649ddfcea
commit 0845888808
1 changed files with 9 additions and 8 deletions
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17
core/java/android/webkit/WebViewFactory.java
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@@ -31,6 +31,7 @@ import android.content.pm.Signature;
import android.os.Build;
import android.os.RemoteException;
import android.os.ServiceManager;
import android.os.SystemClock;
import android.os.Trace;
import android.util.AndroidRuntimeException;
import android.util.ArraySet;
@@ -261,7 +262,7 @@ public final class WebViewFactory {
// us honest and minimize usage of WebView internals when binding the proxy.
if (sProviderInstance != null) return sProviderInstance;
sTimestamps[WEBVIEW_LOAD_START] = System.currentTimeMillis();
sTimestamps[WEBVIEW_LOAD_START] = SystemClock.elapsedRealtime();
final int uid = android.os.Process.myUid();
if (uid == android.os.Process.ROOT_UID || uid == android.os.Process.SYSTEM_UID
|| uid == android.os.Process.PHONE_UID || uid == android.os.Process.NFC_UID
@@ -401,7 +402,7 @@ public final class WebViewFactory {
Trace.traceBegin(Trace.TRACE_TAG_WEBVIEW,
"initialApplication.createApplicationContext");
sTimestamps[CREATE_CONTEXT_START] = System.currentTimeMillis();
sTimestamps[CREATE_CONTEXT_START] = SystemClock.elapsedRealtime();
try {
// Construct an app context to load the Java code into the current app.
Context webViewContext = initialApplication.createApplicationContext(
@@ -410,7 +411,7 @@ public final class WebViewFactory {
sPackageInfo = newPackageInfo;
return webViewContext;
} finally {
sTimestamps[CREATE_CONTEXT_END] = System.currentTimeMillis();
sTimestamps[CREATE_CONTEXT_END] = SystemClock.elapsedRealtime();
Trace.traceEnd(Trace.TRACE_TAG_WEBVIEW);
}
} catch (RemoteException | PackageManager.NameNotFoundException e) {
@@ -436,26 +437,26 @@ public final class WebViewFactory {
Trace.traceBegin(Trace.TRACE_TAG_WEBVIEW, "WebViewFactory.getChromiumProviderClass()");
try {
sTimestamps[ADD_ASSETS_START] = System.currentTimeMillis();
sTimestamps[ADD_ASSETS_START] = SystemClock.elapsedRealtime();
for (String newAssetPath : webViewContext.getApplicationInfo().getAllApkPaths()) {
initialApplication.getAssets().addAssetPathAsSharedLibrary(newAssetPath);
}
sTimestamps[ADD_ASSETS_END] = sTimestamps[GET_CLASS_LOADER_START] =
System.currentTimeMillis();
SystemClock.elapsedRealtime();
ClassLoader clazzLoader = webViewContext.getClassLoader();
Trace.traceBegin(Trace.TRACE_TAG_WEBVIEW, "WebViewFactory.loadNativeLibrary()");
sTimestamps[GET_CLASS_LOADER_END] = sTimestamps[NATIVE_LOAD_START] =
System.currentTimeMillis();
SystemClock.elapsedRealtime();
WebViewLibraryLoader.loadNativeLibrary(clazzLoader,
getWebViewLibrary(sPackageInfo.applicationInfo));
Trace.traceEnd(Trace.TRACE_TAG_WEBVIEW);
Trace.traceBegin(Trace.TRACE_TAG_WEBVIEW, "Class.forName()");
sTimestamps[NATIVE_LOAD_END] = sTimestamps[PROVIDER_CLASS_FOR_NAME_START] =
System.currentTimeMillis();
SystemClock.elapsedRealtime();
try {
return getWebViewProviderClass(clazzLoader);
} finally {
sTimestamps[PROVIDER_CLASS_FOR_NAME_END] = System.currentTimeMillis();
sTimestamps[PROVIDER_CLASS_FOR_NAME_END] = SystemClock.elapsedRealtime();
Trace.traceEnd(Trace.TRACE_TAG_WEBVIEW);
}
} catch (ClassNotFoundException e) {