Initial pass at integrating Differ into the chromoting host code....

remoting/host/mock_objects.h

Index: remoting/host/mock_objects.h
===================================================================
--- remoting/host/mock_objects.h	(revision 55264)
+++ remoting/host/mock_objects.h	(working copy)
@@ -18,12 +18,13 @@
  public:
   MockCapturer() {}
 
+  MOCK_METHOD0(ScreenConfigurationChanged, void());
+  MOCK_METHOD1(InvalidateRects, void(const InvalidRects& inval_rects));
+  MOCK_METHOD0(InvalidateFullScreen, void());
+  MOCK_METHOD0(CalculateInvalidRects, void());
   MOCK_METHOD1(CaptureInvalidRects, void(CaptureCompletedCallback* callback));
-  MOCK_METHOD2(CaptureRects, void(const RectVector& rects,
+  MOCK_METHOD2(CaptureRects, void(const InvalidRects& rects,
                                   CaptureCompletedCallback* callback));
-  MOCK_METHOD1(InvalidateRects, void(const RectVector& inval_rects));
-  MOCK_METHOD0(InvalidateFullScreen, void());
-  MOCK_METHOD0(ScreenConfigurationChanged, void());
   MOCK_CONST_METHOD0(width, int());
   MOCK_CONST_METHOD0(height, int());