New method CreateScaledFrame in the VideoFrameFactory interface.

webrtc/media/base/videoframefactory.cc

Index: webrtc/media/base/videoframefactory.cc
diff --git a/webrtc/media/base/videoframefactory.cc b/webrtc/media/base/videoframefactory.cc
index 23925bda56abefb096d71250f0531878478fc532..7bd77678fd3833d54b90ba9168c8e4ce0534f757 100644
--- a/webrtc/media/base/videoframefactory.cc
+++ b/webrtc/media/base/videoframefactory.cc
@@ -15,6 +15,16 @@
 
 namespace cricket {
 
+// For backwards compatiblity, default implementation in terms of old methods.
+// TODO(nisse): Delete when Chrome's subclass is updated.
+std::unique_ptr<VideoFrame> VideoFrameFactory::CreateScaledFrame(
+    const CapturedFrame* input_frame,
+    int width,
+    int height) const {
+  return std::unique_ptr<VideoFrame>(CreateAliasedFrame(
+      input_frame, input_frame->width, input_frame->height, width, height));
+}
+
 VideoFrame* VideoFrameFactory::CreateAliasedFrame(
     const CapturedFrame* input_frame,
     int cropped_input_width,