Revert of Add FrameHost mojo service

content/browser/frame_host/render_frame_host_impl.h

Index: content/browser/frame_host/render_frame_host_impl.h
diff --git a/content/browser/frame_host/render_frame_host_impl.h b/content/browser/frame_host/render_frame_host_impl.h
index 5784e8494740741363562ec91406940838170dba..f3cb41893396f3cb016b96c41430fd0d26ca9e95 100644
--- a/content/browser/frame_host/render_frame_host_impl.h
+++ b/content/browser/frame_host/render_frame_host_impl.h
@@ -29,7 +29,6 @@
 #include "content/common/accessibility_mode_enums.h"
 #include "content/common/ax_content_node_data.h"
 #include "content/common/content_export.h"
-#include "content/common/frame_host.mojom.h"
 #include "content/common/frame_message_enums.h"
 #include "content/common/frame_replication_state.h"
 #include "content/common/image_downloader/image_downloader.mojom.h"
@@ -37,8 +36,6 @@
 #include "content/common/navigation_params.h"
 #include "content/public/browser/render_frame_host.h"
 #include "content/public/common/javascript_message_type.h"
-#include "mojo/public/cpp/bindings/binding.h"
-#include "mojo/public/cpp/bindings/interface_request.h"
 #include "net/http/http_response_headers.h"
 #include "third_party/WebKit/public/web/WebFrameOwnerProperties.h"
 #include "third_party/WebKit/public/web/WebTextDirection.h"
@@ -99,11 +96,9 @@ struct GlobalRequestID;
 struct Referrer;
 struct ResourceResponse;
 
-class CONTENT_EXPORT RenderFrameHostImpl
-    : public RenderFrameHost,
-      NON_EXPORTED_BASE(public mojom::FrameHost),
-      public BrowserAccessibilityDelegate,
-      public SiteInstanceImpl::Observer {
+class CONTENT_EXPORT RenderFrameHostImpl : public RenderFrameHost,
+                                           public BrowserAccessibilityDelegate,
+                                           public SiteInstanceImpl::Observer {
  public:
   using AXTreeSnapshotCallback =
       base::Callback<void(
@@ -156,10 +151,6 @@ class CONTENT_EXPORT RenderFrameHostImpl
   bool IsRenderFrameLive() override;
   int GetProxyCount() override;
 
-  // mojom::FrameHost
-  void GetHostZoomLevel(const GURL& url,
-                        const GetHostZoomLevelCallback& callback) override;
-
   // IPC::Sender
   bool Send(IPC::Message* msg) override;
 
@@ -762,8 +753,6 @@ class CONTENT_EXPORT RenderFrameHostImpl
   FrameTreeNode* FindAndVerifyChild(int32_t child_frame_routing_id,
                                     bad_message::BadMessageReason reason);
 
-  void BindFrameHostService(mojom::FrameHostRequest request);
-
   // Creates a Web Bluetooth Service owned by the frame.
   void CreateWebBluetoothService(
       mojo::InterfaceRequest<blink::mojom::WebBluetoothService> request);
@@ -785,8 +774,6 @@ class CONTENT_EXPORT RenderFrameHostImpl
 
   RenderFrameHostDelegate* delegate_;
 
-  mojo::Binding<mojom::FrameHost> frame_host_binding_;
-
   // The SiteInstance associated with this RenderFrameHost. All content drawn
   // in this RenderFrameHost is part of this SiteInstance. Cannot change over
   // time.