Change allowed bindings to be per RenderFrame instead of per RenderView.

content/renderer/render_frame_impl.h

Index: content/renderer/render_frame_impl.h
diff --git a/content/renderer/render_frame_impl.h b/content/renderer/render_frame_impl.h
index 2132cb23060fef2c33c36566932275c1b7763222..3dec8683df592cccc10e74278ac7b24288fb130e 100644
--- a/content/renderer/render_frame_impl.h
+++ b/content/renderer/render_frame_impl.h
@@ -173,6 +173,7 @@ class CONTENT_EXPORT RenderFrameImpl
       NON_EXPORTED_BASE(blink::mojom::EngagementClient),
       NON_EXPORTED_BASE(mojom::Frame),
       NON_EXPORTED_BASE(mojom::HostZoom),
+      NON_EXPORTED_BASE(mojom::FrameBindingsControl),
       NON_EXPORTED_BASE(public blink::WebFrameClient),
       NON_EXPORTED_BASE(public blink::WebFrameSerializerClient) {
  public:
@@ -451,6 +452,7 @@ class CONTENT_EXPORT RenderFrameImpl
   bool IsPasting() const override;
   blink::WebPageVisibilityState GetVisibilityState() const override;
   bool IsBrowserSideNavigationPending() override;
+  int GetEnabledBindings() const override;
 
   // blink::mojom::EngagementClient implementation:
   void SetEngagementLevel(const url::Origin& origin,
@@ -460,6 +462,9 @@ class CONTENT_EXPORT RenderFrameImpl
   void GetInterfaceProvider(
       service_manager::mojom::InterfaceProviderRequest request) override;
 
+  // mojom::FrameBindingsControl implementation:
+  void AllowBindings(int32_t enabled_bindings_flags) override;
+
   // mojom::HostZoom implementation:
   void SetHostZoomLevel(const GURL& url, double zoom_level) override;
 
@@ -669,6 +674,9 @@ class CONTENT_EXPORT RenderFrameImpl
   // Binds to the FrameHost in the browser.
   void BindFrame(mojom::FrameRequest request, mojom::FrameHostPtr frame_host);
 
+  void BindFrameBindingsControl(
+      mojom::FrameBindingsControlAssociatedRequest request);
+
   ManifestManager* manifest_manager();
 
   // TODO(creis): Remove when the only caller, the HistoryController, is no
@@ -1348,6 +1356,8 @@ class CONTENT_EXPORT RenderFrameImpl
   mojo::AssociatedBinding<blink::mojom::EngagementClient> engagement_binding_;
   mojo::Binding<mojom::Frame> frame_binding_;
   mojo::AssociatedBinding<mojom::HostZoom> host_zoom_binding_;
+  mojo::AssociatedBinding<mojom::FrameBindingsControl>
+      frame_bindings_control_binding_;
   mojom::FrameHostPtr frame_host_;
 
   // Indicates whether |didAccessInitialDocument| was called.
@@ -1363,6 +1373,10 @@ class CONTENT_EXPORT RenderFrameImpl
 
   bool browser_side_navigation_pending_ = false;
 
+  // A bitwise OR of bindings types that have been enabled for this RenderFrame.
+  // See BindingsPolicy for details.
+  int enabled_bindings_ = 0;
+
   base::WeakPtrFactory<RenderFrameImpl> weak_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(RenderFrameImpl);