Propagate window coordinates to out-of-process iframes renderers.

content/renderer/devtools/render_widget_screen_metrics_emulator.h

Index: content/renderer/devtools/render_widget_screen_metrics_emulator.h
diff --git a/content/renderer/devtools/render_widget_screen_metrics_emulator.h b/content/renderer/devtools/render_widget_screen_metrics_emulator.h
index dbe1f33d86fddf2adae4d8946b2769f4c6a9546a..5650d0a3ed7944b4b5b7fab7b89fcb345b818692 100644
--- a/content/renderer/devtools/render_widget_screen_metrics_emulator.h
+++ b/content/renderer/devtools/render_widget_screen_metrics_emulator.h
@@ -54,6 +54,7 @@ class RenderWidgetScreenMetricsEmulator {
   // The following methods alter handlers' behavior for messages related to
   // widget size and position.
   void OnResize(const ResizeParams& params);
+  void OnUpdateWindowScreenRect(const gfx::Rect& window_screen_rect);
   void OnUpdateScreenRects(const gfx::Rect& view_screen_rect,
                            const gfx::Rect& window_screen_rect);
   void OnShowContextMenu(ContextMenuParams* params);