Implement transform/clip support for Android WebView.

cc/output/output_surface_unittest.cc

 // Copyright 2013 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 "cc/output/output_surface.h"
 #include "cc/output/output_surface_client.h"
 #include "cc/test/test_web_graphics_context_3d.h"
 #include "testing/gtest/include/gtest/gtest.h"
 
 namespace cc {
@@ skipping 18 matching lines @@
 class FakeOutputSurfaceClient : public OutputSurfaceClient {
  public:
   virtual void SetNeedsRedrawRect(gfx::Rect damage_rect) OVERRIDE {}
   virtual void OnVSyncParametersChanged(base::TimeTicks timebase,
                                         base::TimeDelta interval) OVERRIDE {}
   virtual void BeginFrame(base::TimeTicks frame_time) OVERRIDE {}
   virtual void OnSendFrameToParentCompositorAck(const CompositorFrameAck& ack)
       OVERRIDE {}
   virtual void OnSwapBuffersComplete() OVERRIDE {}
   virtual void DidLoseOutputSurface() OVERRIDE {}
+  virtual void SetExternalDrawConstraints(const gfx::Transform& transform,
+                                          gfx::Rect viewport) OVERRIDE {}
 };
 
 TEST(OutputSurfaceTest, ClientPointerIndicatesBindToClientSuccess) {
   scoped_ptr<TestWebGraphicsContext3D> context3d =
       TestWebGraphicsContext3D::Create();
 
   TestOutputSurface output_surface(
       context3d.PassAs<WebKit::WebGraphicsContext3D>());
   EXPECT_EQ(NULL, output_surface.client());
 
@@ skipping 13 matching lines @@
       context3d.PassAs<WebKit::WebGraphicsContext3D>());
   EXPECT_EQ(NULL, output_surface.client());
 
   FakeOutputSurfaceClient client;
   EXPECT_FALSE(output_surface.BindToClient(&client));
   EXPECT_EQ(NULL, output_surface.client());
 }
 
 }  // namespace
 }  // namespace cc