Fix some chromium-style warnings in webrtc/test/

BUG=163
R=phoglund@webrtc.org

Review URL: https://webrtc-codereview.appspot.com/1907004

git-svn-id: http://webrtc.googlecode.com/svn/trunk/webrtc@4428 4adac7df-926f-26a2-2b94-8c16560cd09d
diff --git a/test/testsupport/frame_reader.cc b/test/testsupport/frame_reader.cc
index 1742d83..28896c4 100644
--- a/test/testsupport/frame_reader.cc
+++ b/test/testsupport/frame_reader.cc
@@ -78,5 +78,8 @@
   return true;
 }
 
+size_t FrameReaderImpl::FrameLength() { return frame_length_in_bytes_; }
+int FrameReaderImpl::NumberOfFrames() { return number_of_frames_; }
+
 }  // namespace test
 }  // namespace webrtc