Delete unused video capture code for cropping, non-square pixels, and ARGB.

webrtc/media/base/videocommon.h

Index: webrtc/media/base/videocommon.h
diff --git a/webrtc/media/base/videocommon.h b/webrtc/media/base/videocommon.h
index d8d7f9cdd387f03672a821d61a243d5866ebb281..f457a2f9b8e5784ae740557d41f43dc1ab057a54 100644
--- a/webrtc/media/base/videocommon.h
+++ b/webrtc/media/base/videocommon.h
@@ -147,19 +147,6 @@ void ComputeScaleMaxPixels(int frame_width, int frame_height, int max_pixels,
 void ComputeScale(int frame_width, int frame_height, int fps,
                   int* scaled_width, int* scaled_height);
 
-// Compute the frame size that conversion should crop to based on aspect ratio.
-// Ensures size is multiple of 2 due to I420 and conversion limitations.
-void ComputeCrop(int cropped_format_width, int cropped_format_height,
-                 int frame_width, int frame_height,
-                 int pixel_width, int pixel_height,
-                 int rotation,
-                 int* cropped_width, int* cropped_height);
-
-// Compute the frame size that makes pixels square pixel aspect ratio.
-void ComputeScaleToSquarePixels(int in_width, int in_height,
-                                int pixel_width, int pixel_height,
-                                int* scaled_width, int* scaled_height);
-
 //////////////////////////////////////////////////////////////////////////////
 // Definition of VideoFormat.
 //////////////////////////////////////////////////////////////////////////////