Expose WebCore log channels on the chrome command line

chrome/renderer/render_thread.cc

 // Copyright (c) 2010 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 "chrome/renderer/render_thread.h"
 
 #include <algorithm>
 #include <limits>
 #include <map>
 #include <vector>
@@ skipping 77 matching lines @@
 #include "third_party/WebKit/Source/WebKit/chromium/public/WebKit.h"
 #include "third_party/WebKit/Source/WebKit/chromium/public/WebRuntimeFeatures.h"
 #include "third_party/WebKit/Source/WebKit/chromium/public/WebScriptController.h"
 #include "third_party/WebKit/Source/WebKit/chromium/public/WebSecurityPolicy.h"
 #include "third_party/WebKit/Source/WebKit/chromium/public/WebStorageEventDispatcher.h"
 #include "third_party/WebKit/Source/WebKit/chromium/public/WebString.h"
 #include "third_party/WebKit/Source/WebKit/chromium/public/WebView.h"
 #include "webkit/extensions/v8/benchmarking_extension.h"
 #include "webkit/extensions/v8/gears_extension.h"
 #include "webkit/extensions/v8/playback_extension.h"
+#include "webkit/glue/webkit_glue.h"
 #include "v8/include/v8.h"
 
 #if defined(OS_WIN)
 #include <windows.h>
 #include <objbase.h>
 #endif
 
 #if defined(OS_MACOSX)
 #include "chrome/app/breakpad_mac.h"
 #endif
@@ skipping 750 matching lines @@
   v8::V8::SetCreateHistogramFunction(CreateHistogram);
   v8::V8::SetAddHistogramSampleFunction(AddHistogramSample);
 
   webkit_client_.reset(new RendererWebKitClientImpl);
   WebKit::initialize(webkit_client_.get());
 
   WebScriptController::enableV8SingleThreadMode();
 
   const CommandLine& command_line = *CommandLine::ForCurrentProcess();
 
+  webkit_glue::EnableWebCoreLogChannels(
+      command_line.GetSwitchValueASCII(switches::kWebCoreLogChannels));
+
   // chrome: pages should not be accessible by normal content, and should
   // also be unable to script anything but themselves (to help limit the damage
   // that a corrupt chrome: page could cause).
   WebString chrome_ui_scheme(ASCIIToUTF16(chrome::kChromeUIScheme));
   WebSecurityPolicy::registerURLSchemeAsDisplayIsolated(chrome_ui_scheme);
 
   // chrome-extension: resources shouldn't trigger insecure content warnings.
   WebString extension_scheme(ASCIIToUTF16(chrome::kExtensionScheme));
   WebSecurityPolicy::registerURLSchemeAsSecure(extension_scheme);
 
@@ skipping 249 matching lines @@
   }
 
   return false;
 }
 
 void RenderThread::RegisterExtension(v8::Extension* extension,
                                      bool restrict_to_extensions) {
   WebScriptController::registerExtension(extension);
   v8_extensions_[extension->name()] = restrict_to_extensions;
 }