Move protocol registration from WebViewClient to WebFrameClient, part 1/3.

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 d28a53ca87dcfe72e0a48df788b4c8b534881998..5d640a9d643263502cdf5cd6b0564049f8662c62 100644
--- a/content/renderer/render_frame_impl.h
+++ b/content/renderer/render_frame_impl.h
@@ -540,6 +540,11 @@ class CONTENT_EXPORT RenderFrameImpl
   virtual bool exitFullscreen();
   virtual blink::WebPermissionClient* permissionClient();
   virtual blink::WebAppBannerClient* appBannerClient();
+  virtual void registerProtocolHandler(const blink::WebString& scheme,
+                                       const blink::WebURL& url,
+                                       const blink::WebString& title);
+  virtual void unregisterProtocolHandler(const blink::WebString& scheme,
+                                         const blink::WebURL& url);
 
 #if defined(ENABLE_WEBVR)
   blink::WebVRClient* webVRClient() override;