Hide console log messages for imported WPT tests

content/shell/browser/layout_test/blink_test_controller.h

Index: content/shell/browser/layout_test/blink_test_controller.h
diff --git a/content/shell/browser/layout_test/blink_test_controller.h b/content/shell/browser/layout_test/blink_test_controller.h
index cdb8682d5c512b87be4270aaeac9a532907044c7..58afa5549564529a3bcbca615689a1b2aed5b73f 100644
--- a/content/shell/browser/layout_test/blink_test_controller.h
+++ b/content/shell/browser/layout_test/blink_test_controller.h
@@ -85,6 +85,7 @@ class BlinkTestResultPrinter {
   void PrintAudioBlock(const std::vector<unsigned char>& audio_data);
   void PrintAudioFooter();
 
+  void AddLogMessage(const std::string& message);
   void AddMessage(const std::string& message);
   void AddMessageRaw(const std::string& message);
   void AddErrorMessage(const std::string& message);
@@ -202,6 +203,7 @@ class BlinkTestController : public base::NonThreadSafe,
   void OnTextDump(const std::string& dump);
   void OnInitiateLayoutDump();
   void OnLayoutDumpResponse(RenderFrameHost* sender, const std::string& dump);
+  void OnPrintLogMessage(const std::string& message);
   void OnPrintMessage(const std::string& message);
   void OnOverridePreferences(const WebPreferences& prefs);
   void OnTestFinished();