Move platform_thread to base/threading and put in the base namespace. I left ...

chrome/browser/browser_main_posix.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/browser/browser_main_posix.h"
 
 #include <errno.h>
 #include <signal.h>
 #include <sys/resource.h>
 
 #include "base/command_line.h"
 #include "base/eintr_wrapper.h"
 #include "base/logging.h"
 #include "base/string_number_conversions.h"
+#include "base/threading/platform_thread.h"
 #include "chrome/browser/browser_list.h"
 #include "chrome/browser/browser_thread.h"
 #include "chrome/common/chrome_switches.h"
 
 namespace {
 
 // See comment in |PreEarlyInitialization()|, where sigaction is called.
 void SIGCHLDHandler(int signal) {
 }
 
@@ skipping 38 matching lines @@
   GracefulShutdownHandler(signal);
 }
 
 // See comment in |PreEarlyInitialization()|, where sigaction is called.
 void SIGTERMHandler(int signal) {
   RAW_CHECK(signal == SIGTERM);
   RAW_LOG(INFO, "Handling SIGTERM.");
   GracefulShutdownHandler(signal);
 }
 
-class ShutdownDetector : public PlatformThread::Delegate {
+class ShutdownDetector : public base::PlatformThread::Delegate {
  public:
   explicit ShutdownDetector(int shutdown_fd);
 
   virtual void ThreadMain();
 
  private:
   const int shutdown_fd_;
 
   DISALLOW_COPY_AND_ASSIGN(ShutdownDetector);
 };
 
 ShutdownDetector::ShutdownDetector(int shutdown_fd)
     : shutdown_fd_(shutdown_fd) {
   CHECK_NE(shutdown_fd_, -1);
 }
 
 void ShutdownDetector::ThreadMain() {
-  PlatformThread::SetName("CrShutdownDetector");
+  base::PlatformThread::SetName("CrShutdownDetector");
 
   int signal;
   size_t bytes_read = 0;
   ssize_t ret;
   do {
     ret = HANDLE_EINTR(
         read(shutdown_fd_,
              reinterpret_cast<char*>(&signal) + bytes_read,
              sizeof(signal) - bytes_read));
     if (ret < 0) {
@@ skipping 102 matching lines @@
   int pipefd[2];
   int ret = pipe(pipefd);
   if (ret < 0) {
     PLOG(DFATAL) << "Failed to create pipe";
   } else {
     g_shutdown_pipe_read_fd = pipefd[0];
     g_shutdown_pipe_write_fd = pipefd[1];
     const size_t kShutdownDetectorThreadStackSize = 4096;
     // TODO(viettrungluu,willchan): crbug.com/29675 - This currently leaks, so
     // if you change this, you'll probably need to change the suppression.
-    if (!PlatformThread::CreateNonJoinable(
-        kShutdownDetectorThreadStackSize,
-        new ShutdownDetector(g_shutdown_pipe_read_fd))) {
+    if (!base::PlatformThread::CreateNonJoinable(
+            kShutdownDetectorThreadStackSize,
+            new ShutdownDetector(g_shutdown_pipe_read_fd))) {
       LOG(DFATAL) << "Failed to create shutdown detector task.";
     }
   }
 }