Move VideoFrame and related declarations to webrtc/api/video.

webrtc/api/video/rotation.h

Index: webrtc/api/video/rotation.h
diff --git a/webrtc/common_video/rotation.h b/webrtc/api/video/rotation.h
similarity index 83%
copy from webrtc/common_video/rotation.h
copy to webrtc/api/video/rotation.h
index 46a9ecc5eab132b21587fd61a0dd778857addad0..15c475a1b6d58dc198774dad5db6718d8e73c6b5 100644
--- a/webrtc/common_video/rotation.h
+++ b/webrtc/api/video/rotation.h
@@ -8,8 +8,8 @@
  *  be found in the AUTHORS file in the root of the source tree.
  */
 
-#ifndef WEBRTC_COMMON_VIDEO_ROTATION_H_
-#define WEBRTC_COMMON_VIDEO_ROTATION_H_
+#ifndef WEBRTC_API_VIDEO_ROTATION_H_
+#define WEBRTC_API_VIDEO_ROTATION_H_
 
 namespace webrtc {
 
@@ -23,4 +23,4 @@ enum VideoRotation {
 
 }  // namespace webrtc
 
-#endif  // WEBRTC_COMMON_VIDEO_ROTATION_H_
+#endif  // WEBRTC_API_VIDEO_ROTATION_H_