DevTools: [Android] implement RenderWidgetHostViewAndroid::CopyFromCompositingSurface

content/browser/web_contents/web_contents_view_guest.h

Index: content/browser/web_contents/web_contents_view_guest.h
diff --git a/content/browser/web_contents/web_contents_view_guest.h b/content/browser/web_contents/web_contents_view_guest.h
index 81bf8d94693b739164ee804d4b05fd220c885f86..7ef41a86175a1b42fcbd4805d492c7860832eea7 100644
--- a/content/browser/web_contents/web_contents_view_guest.h
+++ b/content/browser/web_contents/web_contents_view_guest.h
@@ -91,6 +91,10 @@ class CONTENT_EXPORT WebContentsViewGuest
   virtual void UpdateDragCursor(WebKit::WebDragOperation operation) OVERRIDE;
   virtual void GotFocus() OVERRIDE;
   virtual void TakeFocus(bool reverse) OVERRIDE;
+  virtual bool GrabSnapshot(const std::string& format,
+                            int quality,
+                            double scale,
+                            std::vector<uint8>* data) OVERRIDE;
 
  private:
   // The WebContentsImpl whose contents we display.