Remove WTF_LOG().

content/renderer/render_thread_impl.cc

Index: content/renderer/render_thread_impl.cc
diff --git a/content/renderer/render_thread_impl.cc b/content/renderer/render_thread_impl.cc
index 32814bb716a32d57ba8efb2df39280e879305ad8..170ea97cbb1bea8dc8af56043ea268a8fe98f453 100644
--- a/content/renderer/render_thread_impl.cc
+++ b/content/renderer/render_thread_impl.cc
@@ -26,7 +26,6 @@
 #include "base/strings/string16.h"
 #include "base/strings/string_number_conversions.h"
 #include "base/strings/string_split.h"
-#include "base/strings/string_tokenizer.h"
 #include "base/strings/sys_string_conversions.h"
 #include "base/strings/utf_string_conversions.h"
 #include "base/threading/simple_thread.h"
@@ -325,14 +324,6 @@ std::unique_ptr<cc::SharedBitmap> AllocateSharedBitmapFunction(
       AllocateSharedBitmap(size);
 }
 
-void EnableBlinkPlatformLogChannels(const std::string& channels) {
-  if (channels.empty())
-    return;
-  base::StringTokenizer t(channels, ", ");
-  while (t.GetNext())
-    blink::enableLogChannel(t.token().c_str());
-}
-
 void NotifyTimezoneChangeOnThisThread() {
   v8::Isolate* isolate = v8::Isolate::GetCurrent();
   if (!isolate)
@@ -1251,9 +1242,6 @@ void RenderThreadImpl::InitializeWebKit(
 
   RenderThreadImpl::RegisterSchemes();
 
-  EnableBlinkPlatformLogChannels(
-      command_line.GetSwitchValueASCII(switches::kBlinkPlatformLogChannels));
-
   RenderMediaClient::Initialize();
 
   devtools_agent_message_filter_ = new DevToolsAgentFilter();