Report Javascript Runtime Errors to the Error Console

content/public/renderer/render_view_observer.h

Index: content/public/renderer/render_view_observer.h
diff --git a/content/public/renderer/render_view_observer.h b/content/public/renderer/render_view_observer.h
index 10dad336607c8e4d37da75a257a1a93a4c3a8f63..164c3703e1facf0ff7f7e1249c455333e9de06e1 100644
--- a/content/public/renderer/render_view_observer.h
+++ b/content/public/renderer/render_view_observer.h
@@ -91,6 +91,18 @@ class CONTENT_EXPORT RenderViewObserver : public IPC::Listener,
   virtual void DidHandleGestureEvent(const WebKit::WebGestureEvent& event) {}
   virtual void DidCreatePepperPlugin(RendererPpapiHost* host) {}
 
+  // Called when we receive a console message from WebKit for which we requested
+  // extra details (like the stack trace). |message| is the error message,
+  // |source| is the WebKit-reported source of the error (either external or
+  // internal), and |stack_trace| is the stack trace of the error in a
+  // human-readable format (each frame is formatted as
+  // "\n    at function_name (source:line_number:column_number)").
+  virtual void DetailedConsoleMessageAdded(const base::string16& message,
+                                           const base::string16& source,
+                                           const base::string16& stack_trace,
+                                           int32 line_number,
+                                           int32 severity_level) {}
+
   // These match incoming IPCs.
   virtual void Navigate(const GURL& url) {}
   virtual void ClosePage() {}