Remove old diagnostic crash reports.

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 2171 matching lines @@
       params->replication_state, compositor_deps, *params->widget_params,
       params->frame_owner_properties);
 }
 
 void RenderThreadImpl::CreateFrameProxy(
     int32_t routing_id,
     int32_t render_view_routing_id,
     int32_t opener_routing_id,
     int32_t parent_routing_id,
     const FrameReplicationState& replicated_state) {
-  // Debug cases of https://crbug.com/575245.
-  base::debug::SetCrashKeyValue("newproxy_proxy_id",
-                                base::IntToString(routing_id));
-  base::debug::SetCrashKeyValue("newproxy_view_id",
-                                base::IntToString(render_view_routing_id));
-  base::debug::SetCrashKeyValue("newproxy_opener_id",
-                                base::IntToString(opener_routing_id));
-  base::debug::SetCrashKeyValue("newproxy_parent_id",
-                                base::IntToString(parent_routing_id));
   RenderFrameProxy::CreateFrameProxy(
       routing_id, render_view_routing_id,
       RenderFrameImpl::ResolveOpener(opener_routing_id), parent_routing_id,
       replicated_state);
 }
 
 void RenderThreadImpl::OnNetworkConnectionChanged(
     net::NetworkChangeNotifier::ConnectionType type,
     double max_bandwidth_mbps) {
   bool online = type != net::NetworkChangeNotifier::CONNECTION_NONE;
@@ skipping 305 matching lines @@
   }
 }
 
 void RenderThreadImpl::OnRendererInterfaceRequest(
     mojom::RendererAssociatedRequest request) {
   DCHECK(!renderer_binding_.is_bound());
   renderer_binding_.Bind(std::move(request));
 }
 
 }  // namespace content