cricket::VideoFrame cleanup. New width() and height(). Deleted GetChroma* methods.

webrtc/media/base/testutils.h

Index: webrtc/media/base/testutils.h
diff --git a/webrtc/media/base/testutils.h b/webrtc/media/base/testutils.h
index ba64f825922be28b5e68ba12227c586fcee0f761..8c72cda53de40458bc7adc18422b3c52a87b3aee 100644
--- a/webrtc/media/base/testutils.h
+++ b/webrtc/media/base/testutils.h
@@ -202,9 +202,6 @@ void DumpPlanarArgbTestImage(const std::string& prefix,
                              int w,
                              int h);
 
-// Compare two I420 frames.
-bool VideoFrameEqual(const VideoFrame* frame0, const VideoFrame* frame1);
-
 // Checks whether |codecs| contains |codec|; checks using Codec::Matches().
 template <class C>
 bool ContainsMatchingCodec(const std::vector<C>& codecs, const C& codec) {