chrome: Use stl utilities from the base namespace

chrome/browser/process_singleton_posix.cc

 // Copyright 2014 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.
 
 // On Linux, when the user tries to launch a second copy of chrome, we check
 // for a socket in the user's profile directory.  If the socket file is open we
 // send a message to the first chrome browser process with the current
 // directory and second process command line flags.  The second process then
 // exits.
 //
@@ skipping 541 matching lines @@
   void WillDestroyCurrentMessageLoop() override {
     fd_watcher_.StopWatchingFileDescriptor();
   }
 
  private:
   friend struct BrowserThread::DeleteOnThread<BrowserThread::IO>;
   friend class base::DeleteHelper<ProcessSingleton::LinuxWatcher>;
 
   ~LinuxWatcher() override {
     DCHECK_CURRENTLY_ON(BrowserThread::IO);
-    STLDeleteElements(&readers_);
+    base::STLDeleteElements(&readers_);
 
     base::MessageLoopForIO* ml = base::MessageLoopForIO::current();
     ml->RemoveDestructionObserver(this);
   }
 
   // Removes and deletes the SocketReader.
   void RemoveSocketReader(SocketReader* reader);
 
   base::MessageLoopForIO::FileDescriptorWatcher fd_watcher_;
 
@@ skipping 482 matching lines @@
 }
 
 void ProcessSingleton::KillProcess(int pid) {
   // TODO(james.su@gmail.com): Is SIGKILL ok?
   int rv = kill(static_cast<base::ProcessHandle>(pid), SIGKILL);
   // ESRCH = No Such Process (can happen if the other process is already in
   // progress of shutting down and finishes before we try to kill it).
   DCHECK(rv == 0 || errno == ESRCH) << "Error killing process: "
                                     << base::safe_strerror(errno);
 }