Remove renderer-to-renderer input event forwarding for OOPIFs

content/renderer/render_frame_proxy.cc

 // Copyright 2014 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.
 
 #include "content/renderer/render_frame_proxy.h"
 
 #include <stdint.h>
 #include <map>
 #include <utility>
 
@@ skipping 466 matching lines @@
   params.referrer = Referrer(
       blink::WebStringToGURL(
           request.httpHeaderField(blink::WebString::fromUTF8("Referer"))),
       request.getReferrerPolicy());
   params.disposition = WindowOpenDisposition::CURRENT_TAB;
   params.should_replace_current_entry = should_replace_current_entry;
   params.user_gesture = request.hasUserGesture();
   Send(new FrameHostMsg_OpenURL(routing_id_, params));
 }
 
-void RenderFrameProxy::forwardInputEvent(const blink::WebInputEvent* event) {
-  Send(new FrameHostMsg_ForwardInputEvent(routing_id_, event));
-}
-
 void RenderFrameProxy::frameRectsChanged(const blink::WebRect& frame_rect) {
   gfx::Rect rect = frame_rect;
   if (IsUseZoomForDSFEnabled()) {
     rect = gfx::ScaleToEnclosingRect(
         rect, 1.f / render_widget_->GetOriginalDeviceScaleFactor());
   }
   Send(new FrameHostMsg_FrameRectChanged(routing_id_, rect));
 }
 
 void RenderFrameProxy::updateRemoteViewportIntersection(
@@ skipping 26 matching lines @@
                                     blink::WebLocalFrame* source) {
   int source_routing_id = RenderFrameImpl::FromWebFrame(source)->GetRoutingID();
   Send(new FrameHostMsg_AdvanceFocus(routing_id_, type, source_routing_id));
 }
 
 void RenderFrameProxy::frameFocused() {
   Send(new FrameHostMsg_FrameFocused(routing_id_));
 }
 
 }  // namespace