Remove unused WEBKIT_DEPRECATED thread

content/browser/browser_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/browser/browser_thread_impl.h"
 
 #include <string>
 
 #include "base/atomicops.h"
 #include "base/bind.h"
 #include "base/compiler_specific.h"
 #include "base/lazy_instance.h"
 #include "base/message_loop.h"
 #include "base/message_loop/message_loop_proxy.h"
 #include "base/threading/sequenced_worker_pool.h"
 #include "base/threading/thread_restrictions.h"
 #include "content/public/browser/browser_thread_delegate.h"
 
 namespace content {
 
 namespace {
 
 // Friendly names for the well-known threads.
 static const char* g_browser_thread_names[BrowserThread::ID_COUNT] = {
   "",  // UI (name assembled in browser_main.cc).
   "Chrome_DBThread",  // DB
-  "Chrome_WebKitThread",  // WEBKIT_DEPRECATED
   "Chrome_FileThread",  // FILE
   "Chrome_FileUserBlockingThread",  // FILE_USER_BLOCKING
   "Chrome_ProcessLauncherThread",  // PROCESS_LAUNCHER
   "Chrome_CacheThread",  // CACHE
   "Chrome_IOThread",  // IO
 };
 
 struct BrowserThreadGlobals {
   BrowserThreadGlobals()
       : blocking_pool(new base::SequencedWorkerPool(3, "BrowserBlocking")) {
@@ skipping 85 matching lines @@
   Thread::Run(message_loop);
   CHECK_GT(line_number, 0);
 }
 
 NOINLINE void BrowserThreadImpl::DBThreadRun(base::MessageLoop* message_loop) {
   volatile int line_number = __LINE__;
   Thread::Run(message_loop);
   CHECK_GT(line_number, 0);
 }
 
-NOINLINE void BrowserThreadImpl::WebKitThreadRun(
-    base::MessageLoop* message_loop) {
-  volatile int line_number = __LINE__;
-  Thread::Run(message_loop);
-  CHECK_GT(line_number, 0);
-}
-
 NOINLINE void BrowserThreadImpl::FileThreadRun(
     base::MessageLoop* message_loop) {
   volatile int line_number = __LINE__;
   Thread::Run(message_loop);
   CHECK_GT(line_number, 0);
 }
 
 NOINLINE void BrowserThreadImpl::FileUserBlockingThreadRun(
     base::MessageLoop* message_loop) {
   volatile int line_number = __LINE__;
@@ skipping 27 matching lines @@
 void BrowserThreadImpl::Run(base::MessageLoop* message_loop) {
   BrowserThread::ID thread_id;
   if (!GetCurrentThreadIdentifier(&thread_id))
     return Thread::Run(message_loop);
 
   switch (thread_id) {
     case BrowserThread::UI:
       return UIThreadRun(message_loop);
     case BrowserThread::DB:
       return DBThreadRun(message_loop);
-    case BrowserThread::WEBKIT_DEPRECATED:
-      return WebKitThreadRun(message_loop);
     case BrowserThread::FILE:
       return FileThreadRun(message_loop);
     case BrowserThread::FILE_USER_BLOCKING:
       return FileUserBlockingThreadRun(message_loop);
     case BrowserThread::PROCESS_LAUNCHER:
       return ProcessLauncherThreadRun(message_loop);
     case BrowserThread::CACHE:
       return CacheThreadRun(message_loop);
     case BrowserThread::IO:
       return IOThreadRun(message_loop);
@@ skipping 284 matching lines @@
   AtomicWord* storage = reinterpret_cast<AtomicWord*>(
       &globals.thread_delegates[identifier]);
   AtomicWord old_pointer = base::subtle::NoBarrier_AtomicExchange(
       storage, reinterpret_cast<AtomicWord>(delegate));
 
   // This catches registration when previously registered.
   DCHECK(!delegate || !old_pointer);
 }
 
 }  // namespace content