PlzNavigate: remove extraneous DidStartLoading IPC

content/renderer/render_frame_impl.cc

 // 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.
 
 #include "content/renderer/render_frame_impl.h"
 
 #include <map>
 #include <string>
 
 #include "base/auto_reset.h"
@@ skipping 4738 matching lines @@
   // implementation of willSendRequest for the various InspectorAgents
   // (devtools).
   //
   // TODO(clamy): Apply devtools override.
   // TODO(clamy): Make sure that navigation requests are not modified somewhere
   // else in blink.
   willSendRequest(frame_, 0, *request, blink::WebURLResponse());
 
   // TODO(clamy): Same-document navigations should not be sent back to the
   // browser.
-  // TODO(clamy): Data urls should not be sent back to the browser either.
-  Send(new FrameHostMsg_DidStartLoading(routing_id_, true));
   Send(new FrameHostMsg_BeginNavigation(
         routing_id_, MakeCommonNavigationParams(request),
         BeginNavigationParams(request->httpMethod().latin1(),
                               GetWebURLRequestHeaders(*request),
                               GetLoadFlagsForWebURLRequest(*request),
                               request->hasUserGesture()),
         GetRequestBodyForWebURLRequest(*request)));
 }
 
 void RenderFrameImpl::LoadDataURL(const CommonNavigationParams& params,
@@ skipping 241 matching lines @@
 void RenderFrameImpl::RegisterMojoServices() {
   // Only main frame have ImageDownloader service.
   if (!frame_->parent()) {
     GetServiceRegistry()->AddService<image_downloader::ImageDownloader>(
         base::Bind(&ImageDownloaderImpl::CreateMojoService,
                    base::Unretained(this)));
   }
 }
 
 }  // namespace content