Android: distinguish between crashes and out-of-memory kills in content

content/public/android/java/src/org/chromium/content/browser/ContentViewClient.java

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 package org.chromium.content.browser;
 
 import android.content.ActivityNotFoundException;
 import android.content.Context;
 import android.content.Intent;
 import android.graphics.RectF;
@@ skipping 41 matching lines @@
     /**
      * Notifies the client that the position of the top controls has changed.
      * @param topControlsOffsetYPix The Y offset of the top controls in physical pixels.
      * @param contentOffsetYPix The Y offset of the content in physical pixels.
      * @param overdrawBottomHeightPix The overdraw height.
      */
     public void onOffsetsForFullscreenChanged(
             float topControlsOffsetYPix, float contentOffsetYPix, float overdrawBottomHeightPix) {
     }
 
+    /**
+     * Notifies the client that the renderer backing the ContentView has crashed. This is a legacy
+     * method to be dropped when all clients switch to onRendererCrash().
+     */
+    @Deprecated
     public void onTabCrash() {
     }
 
+    /**
+     * Notifies the client that the renderer backing the ContentView has crashed.
+     * @param crashedWhileOomProtected True iff the renderer died while being bound with a high
+     * priority binding, which indicates that it was probably an actual crash (as opposed to the
+     * renderer being killed by the OS out-of-memory killer).
+     */
+    public void onRendererCrash(boolean processWasOomProtected) {
+    }
+
     public boolean shouldOverrideKeyEvent(KeyEvent event) {
         int keyCode = event.getKeyCode();
         // We need to send almost every key to WebKit. However:
         // 1. We don't want to block the device on the renderer for
         // some keys like menu, home, call.
         // 2. There are no WebKit equivalents for some of these keys
         // (see app/keyboard_codes_win.h)
         // Note that these are not the same set as KeyEvent.isSystemKey:
         // for instance, AKEYCODE_MEDIA_* will be dispatched to webkit.
         if (keyCode == KeyEvent.KEYCODE_MENU ||
@@ skipping 93 matching lines @@
     public void onExternalVideoSurfaceRequested(int playerId) {
     }
 
     public void onGeometryChanged(int playerId, RectF rect) {
     }
 
     public ContentVideoViewClient getContentVideoViewClient() {
         return null;
     }
 }