DevTools: backend part of the color picker (behind experiment).

content/browser/renderer_host/render_widget_host_impl.h

Index: content/browser/renderer_host/render_widget_host_impl.h
diff --git a/content/browser/renderer_host/render_widget_host_impl.h b/content/browser/renderer_host/render_widget_host_impl.h
index 80f05962c149e65066cb7118baa85b1d92260568..2ec29f38450fe1e8f9822c55db59bff3d46485b0 100644
--- a/content/browser/renderer_host/render_widget_host_impl.h
+++ b/content/browser/renderer_host/render_widget_host_impl.h
@@ -278,6 +278,13 @@ class CONTENT_EXPORT RenderWidgetHostImpl
   // Enables/disables touch emulation using mouse event. See TouchEmulator.
   void SetTouchEventEmulationEnabled(bool enabled, bool allow_pinch);
 
+  typedef base::Callback<void(const blink::WebMouseEvent& mouse_event)>
+      InterceptingMouseCallback;
+
+  // Installs intercepting mouse callback that gets and consumes all
+  // mouse events.
+  void SetInterceptingMouseCallback(const InterceptingMouseCallback& callback);
+
   // TouchEmulatorClient implementation.
   virtual void ForwardGestureEvent(
       const blink::WebGestureEvent& gesture_event) OVERRIDE;
@@ -830,6 +837,8 @@ class CONTENT_EXPORT RenderWidgetHostImpl
 
   scoped_ptr<TouchEmulator> touch_emulator_;
 
+  InterceptingMouseCallback intercepting_mouse_callback_;
+
   // Receives and handles all input events.
   scoped_ptr<InputRouter> input_router_;