Add a mojo channel for frame messages.

content/browser/frame_host/render_frame_host_impl.h

 // Copyright 2013 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef CONTENT_BROWSER_FRAME_HOST_RENDER_FRAME_HOST_IMPL_H_
 #define CONTENT_BROWSER_FRAME_HOST_RENDER_FRAME_HOST_IMPL_H_
 
 #include <stddef.h>
 #include <stdint.h>
 
@@ skipping 67 matching lines @@
 class ListValue;
 }
 
 namespace gfx {
 class Range;
 }
 
 namespace content {
 class AssociatedInterfaceProviderImpl;
 class AssociatedInterfaceRegistryImpl;
+class LegacyIPCFrameInputHandler;
 class FeaturePolicy;
 class FrameTree;
 class FrameTreeNode;
 class MediaInterfaceProxy;
 class NavigationHandleImpl;
 class PermissionServiceContext;
 class RenderFrameHostDelegate;
 class RenderFrameProxyHost;
 class RenderProcessHost;
 class RenderViewHostImpl;
@@ skipping 118 matching lines @@
   gfx::NativeViewAccessible AccessibilityGetNativeViewAccessible() override;
 
   // SiteInstanceImpl::Observer
   void RenderProcessGone(SiteInstanceImpl* site_instance) override;
 
   // CSPContext
   void ReportContentSecurityPolicyViolation(
       const CSPViolationParams& violation_params) override;
   bool SchemeShouldBypassCSP(const base::StringPiece& scheme) override;
 
+  mojom::FrameInputHandler* GetFrameInputHandler() override;
+
   // Creates a RenderFrame in the renderer process.
   bool CreateRenderFrame(int proxy_routing_id,
                          int opener_routing_id,
                          int parent_routing_id,
                          int previous_sibling_routing_id);
 
   // Tracks whether the RenderFrame for this RenderFrameHost has been created in
   // the renderer process.  This is currently only used for subframes.
   // TODO(creis): Use this for main frames as well when RVH goes away.
   void SetRenderFrameCreated(bool created);
@@ skipping 197 matching lines @@
   // Set this frame as focused in the renderer process.  This supports
   // cross-process window.focus() calls.
   void SetFocusedFrame();
 
   // Continues sequential focus navigation in this frame. |source_proxy|
   // represents the frame that requested a focus change. It must be in the same
   // process as this or |nullptr|.
   void AdvanceFocus(blink::WebFocusType type,
                     RenderFrameProxyHost* source_proxy);
 
-  // Deletes the current selection plus the specified number of characters
-  // before and after the selection or caret.
-  void ExtendSelectionAndDelete(size_t before, size_t after);
-
-  // Deletes text before and after the current cursor position, excluding the
-  // selection. The lengths are supplied in Java chars (UTF-16 Code Unit), not
-  // in code points or in glyphs.
-  void DeleteSurroundingText(size_t before, size_t after);
-
-  // Deletes text before and after the current cursor position, excluding the
-  // selection. The lengths are supplied in code points, not in Java chars
-  // (UTF-16 Code Unit) or in glyphs. Do nothing if there are one or more
-  // invalid surrogate pairs in the requested range.
-  void DeleteSurroundingTextInCodePoints(int before, int after);
-
   // Notifies the RenderFrame that the JavaScript message that was shown was
   // closed by the user.
   void JavaScriptDialogClosed(IPC::Message* reply_msg,
                               bool success,
                               const base::string16& user_input);
 
   // Get the accessibility mode from the delegate and Send a message to the
   // renderer process to change the accessibility mode.
   void UpdateAccessibilityMode();
 
@@ skipping 750 matching lines @@
 
   // IPC-friendly token that represents this host for AndroidOverlays, if we
   // have created one yet.
   base::Optional<base::UnguessableToken> overlay_routing_token_;
 
   // This value is sent from the renderer and shouldn't be trusted.
   // TODO(alexclarke): Remove once there is a solution for stable frame IDs. See
   // crbug.com/715541
   std::string untrusted_devtools_frame_id_;
 
+  mojom::FrameInputHandlerPtr frame_input_handler_;
+  std::unique_ptr<LegacyIPCFrameInputHandler> legacy_frame_input_handler_;
+
   // NOTE: This must be the last member.
   base::WeakPtrFactory<RenderFrameHostImpl> weak_ptr_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(RenderFrameHostImpl);
 };
 
 }  // namespace content
 
 #endif  // CONTENT_BROWSER_FRAME_HOST_RENDER_FRAME_HOST_IMPL_H_