Revert of Add FrameHost mojo service

content/renderer/render_view_impl.cc

Index: content/renderer/render_view_impl.cc
diff --git a/content/renderer/render_view_impl.cc b/content/renderer/render_view_impl.cc
index 95be092f5438a72a802f8c3605e94d86d9807349..b34318311f6df3f5d4c7be890f7420766af5b0db 100644
--- a/content/renderer/render_view_impl.cc
+++ b/content/renderer/render_view_impl.cc
@@ -1291,6 +1291,8 @@ bool RenderViewImpl::OnMessageReceived(const IPC::Message& message) {
     IPC_MESSAGE_HANDLER(ViewMsg_SaveImageAt, OnSaveImageAt)
     IPC_MESSAGE_HANDLER(ViewMsg_SetPageScale, OnSetPageScale)
     IPC_MESSAGE_HANDLER(ViewMsg_Zoom, OnZoom)
+    IPC_MESSAGE_HANDLER(ViewMsg_SetZoomLevelForLoadingURL,
+                        OnSetZoomLevelForLoadingURL)
     IPC_MESSAGE_HANDLER(ViewMsg_SetPageEncoding, OnSetPageEncoding)
     IPC_MESSAGE_HANDLER(ViewMsg_ResetPageEncodingToDefault,
                         OnResetPageEncodingToDefault)
@@ -2356,6 +2358,21 @@ void RenderViewImpl::OnZoom(PageZoom zoom) {
   zoomLevelChanged();
 }
 
+void RenderViewImpl::OnSetZoomLevelForLoadingURL(const GURL& url,
+                                                 double zoom_level) {
+  // TODO(wjmaclean): We should see if this restriction is really necessary,
+  // since it isn't enforced in other parts of the page zoom system (e.g.
+  // when a users changes the zoom of a currently displayed page). Android
+  // has no UI for this, so in theory the following code would normally just use
+  // the default zoom anyways.
+#if !defined(OS_ANDROID)
+  // On Android, page zoom isn't used, and in case of WebView, text zoom is used
+  // for legacy WebView text scaling emulation. Thus, the code that resets
+  // the zoom level from this map will be effectively resetting text zoom level.
+  host_zoom_levels_[url] = zoom_level;
+#endif
+}
+
 void RenderViewImpl::OnSetZoomLevel(
     PageMsg_SetZoomLevel_Command command,
     double zoom_level) {