RenderWidget/RenderView: encapsulate ViewHostMsg_Show, etc, in a callback

content/renderer/render_thread_impl.cc

 // Copyright (c) 2012 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_thread_impl.h"
 
 #include <algorithm>
 #include <limits>
 #include <map>
 #include <utility>
@@ skipping 2103 matching lines @@
   if (!gpu_channel_)
     return nullptr;
   if (gpu_channel_->IsLost())
     return nullptr;
   return gpu_channel_.get();
 }
 
 void RenderThreadImpl::CreateView(mojom::CreateViewParamsPtr params) {
   CompositorDependencies* compositor_deps = this;
   // When bringing in render_view, also bring in webkit's glue and jsbindings.
-  RenderViewImpl::Create(compositor_deps, *params, false);
+  RenderViewImpl::Create(compositor_deps, *params,
+                         RenderWidget::ShowCallback());
 }
 
 void RenderThreadImpl::CreateFrame(mojom::CreateFrameParamsPtr params) {
   // Debug cases of https://crbug.com/626802.
   base::debug::SetCrashKeyValue("newframe_routing_id",
                                 base::IntToString(params->routing_id));
   base::debug::SetCrashKeyValue("newframe_proxy_id",
                                 base::IntToString(params->proxy_routing_id));
   base::debug::SetCrashKeyValue("newframe_opener_id",
                                 base::IntToString(params->opener_routing_id));
@@ skipping 342 matching lines @@
   }
 }
 
 void RenderThreadImpl::OnRendererInterfaceRequest(
     mojom::RendererAssociatedRequest request) {
   DCHECK(!renderer_binding_.is_bound());
   renderer_binding_.Bind(std::move(request));
 }
 
 }  // namespace content