Plumb cc::LatencyInfo through command buffer and output surface

cc/output/gl_renderer_unittest.cc

Index: cc/output/gl_renderer_unittest.cc
diff --git a/cc/output/gl_renderer_unittest.cc b/cc/output/gl_renderer_unittest.cc
index 9bbed714a7ba1ddd1f996653ed90b693dc9bb6e9..3b52da5bf15b3c93fe54aa99b745404f3669f360 100644
--- a/cc/output/gl_renderer_unittest.cc
+++ b/cc/output/gl_renderer_unittest.cc
@@ -1276,8 +1276,8 @@ class MockOutputSurface : public OutputSurface {
   MOCK_METHOD0(DiscardBackbuffer, void());
   MOCK_METHOD1(Reshape, void(gfx::Size size));
   MOCK_METHOD0(BindFramebuffer, void());
-  MOCK_METHOD1(PostSubBuffer, void(gfx::Rect rect));
-  MOCK_METHOD0(SwapBuffers, void());
+  MOCK_METHOD2(PostSubBuffer, void(gfx::Rect rect, const LatencyInfo&));
+  MOCK_METHOD1(SwapBuffers, void(const LatencyInfo&));
 };
 
 class MockOutputSurfaceTest : public testing::Test, public FakeRendererClient {
@@ -1325,7 +1325,7 @@ class MockOutputSurfaceTest : public testing::Test, public FakeRendererClient {
 TEST_F(MockOutputSurfaceTest, DrawFrameAndSwap) {
   DrawFrame();
 
-  EXPECT_CALL(output_surface_, SwapBuffers()).Times(1);
+  EXPECT_CALL(output_surface_, SwapBuffers(_)).Times(1);
   renderer_.SwapBuffers();
 }
 
@@ -1341,7 +1341,7 @@ class MockOutputSurfaceTestWithPartialSwap : public MockOutputSurfaceTest {
 TEST_F(MockOutputSurfaceTestWithPartialSwap, DrawFrameAndSwap) {
   DrawFrame();
 
-  EXPECT_CALL(output_surface_, PostSubBuffer(_)).Times(1);
+  EXPECT_CALL(output_surface_, PostSubBuffer(_, _)).Times(1);
   renderer_.SwapBuffers();
 }