Propagate pageScaleFactor to GuestViews

content/browser/renderer_host/render_view_host_impl.cc

Index: content/browser/renderer_host/render_view_host_impl.cc
diff --git a/content/browser/renderer_host/render_view_host_impl.cc b/content/browser/renderer_host/render_view_host_impl.cc
index 5f3afe1f9c9fd5a623edef8521ecb3efa2664e0f..3a02217a6ec7ade7a669206bf70277fa86619d3c 100644
--- a/content/browser/renderer_host/render_view_host_impl.cc
+++ b/content/browser/renderer_host/render_view_host_impl.cc
@@ -965,8 +965,6 @@ bool RenderViewHostImpl::OnMessageReceived(const IPC::Message& msg) {
     IPC_MESSAGE_HANDLER(ViewHostMsg_FocusedNodeChanged, OnFocusedNodeChanged)
     IPC_MESSAGE_HANDLER(ViewHostMsg_ClosePage_ACK, OnClosePageACK)
     IPC_MESSAGE_HANDLER(ViewHostMsg_DidZoomURL, OnDidZoomURL)
-    IPC_MESSAGE_HANDLER(ViewHostMsg_PageScaleFactorIsOneChanged,
-                        OnPageScaleFactorIsOneChanged)
     IPC_MESSAGE_HANDLER(ViewHostMsg_RunFileChooser, OnRunFileChooser)
     IPC_MESSAGE_HANDLER(ViewHostMsg_FocusedNodeTouched, OnFocusedNodeTouched)
     // Have the super handle all other messages.
@@ -1395,19 +1393,6 @@ void RenderViewHostImpl::OnDidZoomURL(double zoom_level,
                                      net::GetHostOrSpecFromURL(url));
 }
 
-void RenderViewHostImpl::OnPageScaleFactorIsOneChanged(bool is_one) {
-  if (!GetSiteInstance())
-    return;
-  HostZoomMapImpl* host_zoom_map =
-      static_cast<HostZoomMapImpl*>(HostZoomMap::Get(GetSiteInstance()));
-  if (!host_zoom_map)
-    return;
-  if (!GetProcess())
-    return;
-  host_zoom_map->SetPageScaleFactorIsOneForView(GetProcess()->GetID(),
-                                                GetRoutingID(), is_one);
-}
-
 void RenderViewHostImpl::OnRunFileChooser(const FileChooserParams& params) {
   // Do not allow messages with absolute paths in them as this can permit a
   // renderer to coerce the browser to perform I/O on a renderer controlled