Move output surface fallback from cc to embedders

cc/test/layer_tree_test.h

 // Copyright 2011 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.
 
 #ifndef CC_TEST_LAYER_TREE_TEST_H_
 #define CC_TEST_LAYER_TREE_TEST_H_
 
 #include "base/memory/ref_counted.h"
 #include "base/threading/thread.h"
 #include "cc/animation/animation_delegate.h"
@@ skipping 92 matching lines @@
   virtual void ScheduledActionPrepareTiles() {}
 
   // Implementation of AnimationDelegate:
   void NotifyAnimationStarted(base::TimeTicks monotonic_time,
                               Animation::TargetProperty target_property,
                               int group) override {}
   void NotifyAnimationFinished(base::TimeTicks monotonic_time,
                                Animation::TargetProperty target_property,
                                int group) override {}
 
-  virtual void RequestNewOutputSurface(bool fallback) = 0;
+  virtual void RequestNewOutputSurface() = 0;
 };
 
 class BeginTask;
 class LayerTreeHostClientForTesting;
 class TimeoutTask;
 
 // The LayerTreeTests runs with the main loop running. It instantiates a single
 // LayerTreeHostForTesting and associated LayerTreeHostImplForTesting and
 // LayerTreeHostClientForTesting.
 //
@@ skipping 71 matching lines @@
   bool TestEnded() const { return ended_; }
 
   LayerTreeHost* layer_tree_host() { return layer_tree_host_.get(); }
   bool delegating_renderer() const { return delegating_renderer_; }
   FakeOutputSurface* output_surface() { return output_surface_; }
   int LastCommittedSourceFrameNumber(LayerTreeHostImpl* impl) const;
 
   void DestroyLayerTreeHost();
 
   // By default, output surface recreation is synchronous.
-  void RequestNewOutputSurface(bool fallback) override;
+  void RequestNewOutputSurface() override;
   // Override this for pixel tests, where you need a real output surface.
-  virtual scoped_ptr<OutputSurface> CreateOutputSurface(bool fallback);
+  virtual scoped_ptr<OutputSurface> CreateOutputSurface();
   // Override this for unit tests, which should not produce pixel output.
-  virtual scoped_ptr<FakeOutputSurface> CreateFakeOutputSurface(bool fallback);
+  virtual scoped_ptr<FakeOutputSurface> CreateFakeOutputSurface();
 
   TestWebGraphicsContext3D* TestContext();
 
 
  private:
   LayerTreeSettings settings_;
   scoped_ptr<LayerTreeHostClientForTesting> client_;
   scoped_ptr<LayerTreeHost> layer_tree_host_;
   FakeOutputSurface* output_surface_;
   ExternalBeginFrameSourceForTest* external_begin_frame_source_;
@@ skipping 148 matching lines @@
   SINGLE_AND_MULTI_THREAD_DIRECT_RENDERER_TEST_F(TEST_FIXTURE_NAME); \
   SINGLE_AND_MULTI_THREAD_DELEGATING_RENDERER_TEST_F(TEST_FIXTURE_NAME)
 
 // Some tests want to control when notify ready for activation occurs,
 // but this is not supported in the single-threaded case.
 #define SINGLE_AND_MULTI_THREAD_BLOCKNOTIFY_TEST_F(TEST_FIXTURE_NAME) \
   SINGLE_THREAD_NOIMPL_TEST_F(TEST_FIXTURE_NAME);                     \
   MULTI_THREAD_TEST_F(TEST_FIXTURE_NAME)
 
 #endif  // CC_TEST_LAYER_TREE_TEST_H_