Remove old diagnostic crash reports.

content/renderer/render_view_impl.cc

Index: content/renderer/render_view_impl.cc
diff --git a/content/renderer/render_view_impl.cc b/content/renderer/render_view_impl.cc
index af38e868c82c846dfa1b38f55b042d56b3f82387..f9acaf6abf9dd08ea7a90e3d409a7dd7251a4e75 100644
--- a/content/renderer/render_view_impl.cc
+++ b/content/renderer/render_view_impl.cc
@@ -14,7 +14,6 @@
 #include "base/command_line.h"
 #include "base/compiler_specific.h"
 #include "base/debug/alias.h"
-#include "base/debug/crash_logging.h"
 #include "base/files/file_path.h"
 #include "base/i18n/rtl.h"
 #include "base/json/json_writer.h"
@@ -597,14 +596,6 @@ void RenderViewImpl::Initialize(
   if (command_line.HasSwitch(switches::kStatsCollectionController))
     stats_collection_observer_.reset(new StatsCollectionObserver(this));
 
-  // Debug cases of https://crbug.com/575245.
-  base::debug::SetCrashKeyValue("rvinit_view_id",
-                                base::IntToString(GetRoutingID()));
-  base::debug::SetCrashKeyValue("rvinit_proxy_id",
-                                base::IntToString(params.proxy_routing_id));
-  base::debug::SetCrashKeyValue(
-      "rvinit_main_frame_id", base::IntToString(params.main_frame_routing_id));
-
   webview()->setDisplayMode(display_mode_);
   webview()->settings()->setPreferCompositingToLCDTextEnabled(
       PreferCompositingToLCDText(compositor_deps_, device_scale_factor_));