Replace VideoDecoder::media_format() with significantly simpler width()/height() methods.

media/tools/player_wtl/wtl_renderer.cc

Index: media/tools/player_wtl/wtl_renderer.cc
diff --git a/media/tools/player_wtl/wtl_renderer.cc b/media/tools/player_wtl/wtl_renderer.cc
index 04a932c86d42a52afe5cb31da5288821bec60a40..baec88e5735fc4ae41c9055cb3bedb6e82c313cc 100644
--- a/media/tools/player_wtl/wtl_renderer.cc
+++ b/media/tools/player_wtl/wtl_renderer.cc
@@ -12,10 +12,9 @@ WtlVideoRenderer::WtlVideoRenderer(WtlVideoWindow* window)
 
 WtlVideoRenderer::~WtlVideoRenderer() {}
 
-// static
-bool WtlVideoRenderer::IsMediaFormatSupported(
-    const media::MediaFormat& media_format) {
-  return ParseMediaFormat(media_format, NULL, NULL, NULL);
+bool WtlVideoRenderer::OnInitialize(media::VideoDecoder* decoder) {
+  window_->SetSize(decoder->width(), decoder->height());
+  return true;
 }
 
 void WtlVideoRenderer::OnStop(media::FilterCallback* callback) {
@@ -25,11 +24,6 @@ void WtlVideoRenderer::OnStop(media::FilterCallback* callback) {
   }
 }
 
-bool WtlVideoRenderer::OnInitialize(media::VideoDecoder* decoder) {
-  window_->SetSize(width(), height());
-  return true;
-}
-
 void WtlVideoRenderer::OnFrameAvailable() {
   window_->Invalidate();
 }