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

content/browser/frame_host/render_frame_host_manager.h

Index: content/browser/frame_host/render_frame_host_manager.h
diff --git a/content/browser/frame_host/render_frame_host_manager.h b/content/browser/frame_host/render_frame_host_manager.h
index e208aa4c9838313cb287f466e8374cdb48ca03eb..2c3778f12995234df308fa82235280b4e216b77d 100644
--- a/content/browser/frame_host/render_frame_host_manager.h
+++ b/content/browser/frame_host/render_frame_host_manager.h
@@ -483,9 +483,12 @@ class CONTENT_EXPORT RenderFrameHostManager
   // an inner WebContents.
   void SetRWHViewForInnerContents(RenderWidgetHostView* child_rwhv);
 
-  // Returns a copy of the map of proxy hosts. The keys are SiteInstance IDs,
-  // the values are RenderFrameProxyHosts.
-  std::map<int, RenderFrameProxyHost*> GetAllProxyHostsForTesting();
+  // Returns a const reference to the map of proxy hosts. The keys are
+  // SiteInstance IDs, the values are RenderFrameProxyHosts.
+  const std::unordered_map<int32_t, scoped_ptr<RenderFrameProxyHost>>&
+  GetAllProxyHosts() const {
+    return proxy_hosts_;
+  }
 
   // SiteInstanceImpl::Observer
   void ActiveFrameCountIsZero(SiteInstanceImpl* site_instance) override;
@@ -751,8 +754,7 @@ class CONTENT_EXPORT RenderFrameHostManager
   scoped_ptr<NavigationHandleImpl> transfer_navigation_handle_;
 
   // Proxy hosts, indexed by site instance ID.
-  base::ScopedPtrHashMap<int32_t, scoped_ptr<RenderFrameProxyHost>>
-      proxy_hosts_;
+  std::unordered_map<int32_t, scoped_ptr<RenderFrameProxyHost>> proxy_hosts_;
 
   // A list of RenderFrameHosts waiting to shut down after swapping out.
   using RFHPendingDeleteList = std::list<scoped_ptr<RenderFrameHostImpl>>;