content: Add switch to enable checker-imaging.

content/browser/renderer_host/render_process_host_impl.cc

 // Copyright 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.
 
 // Represents the browser side of the browser <--> renderer communication
 // channel. There will be one RenderProcessHost per renderer process.
 
 #include "content/browser/renderer_host/render_process_host_impl.h"
 
 #include <algorithm>
@@ skipping 1820 matching lines @@
     switches::kV,
     switches::kV8CacheStrategiesForCacheStorage,
     switches::kVideoThreads,
     switches::kVideoUnderflowThresholdMs,
     switches::kVModule,
     // Please keep these in alphabetical order. Compositor switches here should
     // also be added to chrome/browser/chromeos/login/chrome_restart_request.cc.
     cc::switches::kCheckTilePriorityInversion,
     cc::switches::kDisableCompositedAntialiasing,
     cc::switches::kDisableThreadedAnimation,
+    cc::switches::kEnableCheckerImaging,
     cc::switches::kEnableColorCorrectRendering,
     cc::switches::kEnableGpuBenchmarking,
     cc::switches::kEnableLayerLists,
     cc::switches::kEnableTileCompression,
     cc::switches::kEnableTrueColorRendering,
     cc::switches::kShowCompositedLayerBorders,
     cc::switches::kShowFPSCounter,
     cc::switches::kShowLayerAnimationBounds,
     cc::switches::kShowPropertyChangedRects,
     cc::switches::kShowScreenSpaceRects,
@@ skipping 1214 matching lines @@
   LOG(ERROR) << "Terminating render process for bad Mojo message: " << error;
 
   // The ReceivedBadMessage call below will trigger a DumpWithoutCrashing.
   // Capture the error message in a crash key value.
   base::debug::ScopedCrashKey error_key_value("mojo-message-error", error);
   bad_message::ReceivedBadMessage(render_process_id,
                                   bad_message::RPH_MOJO_PROCESS_ERROR);
 }
 
 }  // namespace content