cc: Renamed approximate{BytesUsed,OpCount} in paint op buffer.

cc/layers/recording_source.cc

Index: cc/layers/recording_source.cc
diff --git a/cc/layers/recording_source.cc b/cc/layers/recording_source.cc
index 78f31fbf81e608e6b0b415e3f662550c42a386c9..e3a477a5b83eb8a244dac8f8740821626ad5000b 100644
--- a/cc/layers/recording_source.cc
+++ b/cc/layers/recording_source.cc
@@ -146,7 +146,7 @@ void RecordingSource::DetermineIfSolidColor() {
     return;
 
   TRACE_EVENT1("cc", "RecordingSource::DetermineIfSolidColor", "opcount",
-               display_list_->ApproximateOpCount());
+               display_list_->OpCount());
   gfx::Size layer_size = GetSize();
   skia::AnalysisCanvas canvas(layer_size.width(), layer_size.height());
   display_list_->Raster(&canvas);