cc: Route offscreen context creation for compositor to the browser.

cc/test/fake_layer_tree_host_client.h

Index: cc/test/fake_layer_tree_host_client.h
diff --git a/cc/test/fake_layer_tree_host_client.h b/cc/test/fake_layer_tree_host_client.h
index 13149fc1fe9c60fea696b81c784449bf425d5f46..7090e136a91a4d213a328ab35b0391befc64cdb3 100644
--- a/cc/test/fake_layer_tree_host_client.h
+++ b/cc/test/fake_layer_tree_host_client.h
@@ -15,11 +15,8 @@ namespace cc {
 
 class FakeLayerImplTreeHostClient : public LayerTreeHostClient {
 public:
-    FakeLayerImplTreeHostClient(bool useSoftwareRendering = false, bool useDelegatingRenderer = false)
-        : m_useSoftwareRendering(useSoftwareRendering)
-        , m_useDelegatingRenderer(useDelegatingRenderer)
-    {
-    }
+    FakeLayerImplTreeHostClient(bool useSoftwareRendering = false, bool useDelegatingRenderer = false);
+    virtual ~FakeLayerImplTreeHostClient();
 
     virtual void willBeginFrame() OVERRIDE { }
     virtual void didBeginFrame() OVERRIDE { }
@@ -29,6 +26,10 @@ public:
 
     virtual scoped_ptr<OutputSurface> createOutputSurface() OVERRIDE;
     virtual void didRecreateOutputSurface(bool success) OVERRIDE { }
+    virtual WebKit::WebGraphicsContext3D* offscreenContext3dForMainThread() OVERRIDE;
+    virtual WebKit::WebGraphicsContext3D* offscreenContext3dForCompositorThread() OVERRIDE;
+    virtual GrContext* offscreenGrContextForMainThread() OVERRIDE;
+    virtual GrContext* offscreenGrContextForCompositorThread() OVERRIDE;
     virtual scoped_ptr<InputHandler> createInputHandler() OVERRIDE;
     virtual void willCommit() OVERRIDE { }
     virtual void didCommit() OVERRIDE { }
@@ -43,6 +44,8 @@ public:
 private:
     bool m_useSoftwareRendering;
     bool m_useDelegatingRenderer;
+
+    scoped_ptr<WebKit::WebGraphicsContext3D> m_offscreenContext3d;
 };
 
 }  // namespace cc