Hooking up setBackgroundColor from AwContents to render process

android_webview/javatests/src/org/chromium/android_webview/test/TestAwContentsClient.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.android_webview.test;
 
+import android.graphics.Picture;
 import android.webkit.ConsoleMessage;
 
 import org.chromium.content.browser.test.util.CallbackHelper;
 import org.chromium.content.browser.test.util.TestCallbackHelperContainer.OnEvaluateJavaScriptResultHelper;
 import org.chromium.content.browser.test.util.TestCallbackHelperContainer.OnPageFinishedHelper;
 import org.chromium.content.browser.test.util.TestCallbackHelperContainer.OnPageStartedHelper;
 import org.chromium.content.browser.test.util.TestCallbackHelperContainer.OnReceivedErrorHelper;
 
 class TestAwContentsClient extends NullContentsClient {
     private String mUpdatedTitle;
     private final OnPageStartedHelper mOnPageStartedHelper;
     private final OnPageFinishedHelper mOnPageFinishedHelper;
     private final OnReceivedErrorHelper mOnReceivedErrorHelper;
     private final OnEvaluateJavaScriptResultHelper mOnEvaluateJavaScriptResultHelper;
     private final AddMessageToConsoleHelper mAddMessageToConsoleHelper;
     private final OnScaleChangedHelper mOnScaleChangedHelper;
+    private final PictureListenerHelper mPictureListenerHelper;
 
     public TestAwContentsClient() {
         mOnPageStartedHelper = new OnPageStartedHelper();
         mOnPageFinishedHelper = new OnPageFinishedHelper();
         mOnReceivedErrorHelper = new OnReceivedErrorHelper();
         mOnEvaluateJavaScriptResultHelper = new OnEvaluateJavaScriptResultHelper();
         mAddMessageToConsoleHelper = new AddMessageToConsoleHelper();
         mOnScaleChangedHelper = new OnScaleChangedHelper();
+        mPictureListenerHelper = new PictureListenerHelper();
     }
 
     public OnPageStartedHelper getOnPageStartedHelper() {
         return mOnPageStartedHelper;
     }
 
     public OnPageFinishedHelper getOnPageFinishedHelper() {
         return mOnPageFinishedHelper;
     }
 
@@ skipping 20 matching lines @@
         public float getLastScaleRatio() {
             assert getCallCount() > 0;
             return mCurrentScale / mPreviousScale;
         }
     }
 
     public OnScaleChangedHelper getOnScaleChangedHelper() {
         return mOnScaleChangedHelper;
     }
 
+    public PictureListenerHelper getPictureListenerHelper() {
+        return mPictureListenerHelper;
+    }
+
     @Override
     public void onReceivedTitle(String title) {
         mUpdatedTitle = title;
     }
 
     public String getUpdatedTitle() {
         return mUpdatedTitle;
     }
 
     @Override
@@ skipping 50 matching lines @@
             mLineNumber = lineNumer;
             mSourceId = sourceId;
             notifyCalled();
         }
     }
 
     @Override
     public void onScaleChangedScaled(float oldScale, float newScale) {
         mOnScaleChangedHelper.notifyCalled(oldScale, newScale);
     }
+
+    public static class PictureListenerHelper extends CallbackHelper {
+        // Generally null, depending on |invalidationOnly| in enableOnNewPicture()
+        private Picture mPicture;
+
+        void notifyCalled(Picture picture) {
+            mPicture = picture;
+            notifyCalled();
+        }
+    }
+
+    @Override
+    public void onNewPicture(Picture picture) {
+        mPictureListenerHelper.notifyCalled(picture);
+    }
 }