Cull unnecessary media::VideoFrame::Formats from the enum.

media/base/video_frame_unittest.cc

Index: media/base/video_frame_unittest.cc
diff --git a/media/base/video_frame_unittest.cc b/media/base/video_frame_unittest.cc
index 9548797e696b7ad3461d97aa340f69e9791316bc..3357ed215b5f46c25f516e9bf2264a2d6eb12507 100644
--- a/media/base/video_frame_unittest.cc
+++ b/media/base/video_frame_unittest.cc
@@ -47,7 +47,7 @@ void ExpectFrameColor(media::VideoFrame* yv12_frame, uint32 expect_rgb_color) {
             yv12_frame->stride(VideoFrame::kVPlane));
 
   scoped_refptr<media::VideoFrame> rgb_frame;
-  rgb_frame = media::VideoFrame::CreateFrame(VideoFrame::RGBA,
+  rgb_frame = media::VideoFrame::CreateFrame(VideoFrame::RGB32,
                                              yv12_frame->width(),
                                              yv12_frame->height(),
                                              yv12_frame->GetTimestamp(),
@@ -202,16 +202,8 @@ TEST(VideoFrame, CheckFrameExtents) {
   // and the expected hash of all planes if filled with kFillByte (defined in
   // ExpectFrameExtents).
   ExpectFrameExtents(
-      VideoFrame::RGB555, 1, 2, "31f7739efc76b5d9cb51361ba82533fa");
-  ExpectFrameExtents(
-      VideoFrame::RGB565, 1, 2, "31f7739efc76b5d9cb51361ba82533fa");
-  ExpectFrameExtents(
-      VideoFrame::RGB24,  1, 3, "84361ae9d4b6d4641a11474b3a7a2260");
-  ExpectFrameExtents(
       VideoFrame::RGB32,  1, 4, "de6d3d567e282f6a38d478f04fc81fb0");
   ExpectFrameExtents(
-      VideoFrame::RGBA,   1, 4, "de6d3d567e282f6a38d478f04fc81fb0");
-  ExpectFrameExtents(
       VideoFrame::YV12,   3, 1, "71113bdfd4c0de6cf62f48fb74f7a0b1");
   ExpectFrameExtents(
       VideoFrame::YV16,   3, 1, "9bb99ac3ff350644ebff4d28dc01b461");