Stocks app shouldn't show black when resuming from recents list

sky/shell/platform_view.cc

 // Copyright 2015 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.
 
 #include "sky/shell/platform_view.h"
 
 #include <android/input.h>
 #include <android/native_window_jni.h>
 
 #include "base/android/jni_android.h"
@@ skipping 41 matching lines @@
 
 void PlatformView::SurfaceCreated(JNIEnv* env, jobject obj, jobject jsurface) {
   base::android::ScopedJavaLocalRef<jobject> protector(env, jsurface);
   // Note: This ensures that any local references used by
   // ANativeWindow_fromSurface are released immediately. This is needed as a
   // workaround for https://code.google.com/p/android/issues/detail?id=68174
   {
     base::android::ScopedJavaLocalFrame scoped_local_reference_frame(env);
     window_ = ANativeWindow_fromSurface(env, jsurface);
   }
-  config_.gpu_task_runner->PostTask(
-      FROM_HERE, base::Bind(&GPUDelegate::OnAcceleratedWidgetAvailable,
-                            config_.gpu_delegate, window_));
+  config_.ui_task_runner->PostTask(
+      FROM_HERE, base::Bind(&UIDelegate::OnAcceleratedWidgetAvailable,
+                            config_.ui_delegate, window_));
 }
 
 void PlatformView::SurfaceDestroyed(JNIEnv* env, jobject obj) {
   DCHECK(window_);
-  config_.gpu_task_runner->PostTask(
+  config_.ui_task_runner->PostTask(
       FROM_HERE,
-      base::Bind(&GPUDelegate::OnOutputSurfaceDestroyed, config_.gpu_delegate));
+      base::Bind(&UIDelegate::OnOutputSurfaceDestroyed, config_.ui_delegate));
   ReleaseWindow();
 }
 
 void PlatformView::ReleaseWindow() {
   ANativeWindow_release(window_);
   window_ = nullptr;
 }
 
 }  // namespace shell
 }  // namespace sky