clang/win: Fix most -Wunused-function warnings in Chromium code.

content/app/content_main_runner.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/public/app/content_main_runner.h"
 
 #include <stdlib.h>
 
 #include "base/allocator/allocator_extension.h"
 #include "base/at_exit.h"
@@ skipping 179 matching lines @@
   // all processes except the browser process (where we call system
   // APIs that may rely on the correct locale for formatting numbers
   // when presenting them to the user), reset the locale for numeric
   // formatting.
   // Note that this is not correct for plugin processes -- they can
   // surface UI -- but it's likely they get this wrong too so why not.
   setlocale(LC_NUMERIC, "C");
 #endif
 }
 
-// Only needed on Windows for creating stats tables.
-#if defined(OS_WIN)
-static base::ProcessId GetBrowserPid(const base::CommandLine& command_line) {
-  base::ProcessId browser_pid = base::GetCurrentProcId();
-  if (command_line.HasSwitch(switches::kProcessChannelID)) {
-    std::string channel_name =
-        command_line.GetSwitchValueASCII(switches::kProcessChannelID);
-
-    int browser_pid_int;
-    base::StringToInt(channel_name, &browser_pid_int);
-    browser_pid = static_cast<base::ProcessId>(browser_pid_int);
-    DCHECK_NE(browser_pid_int, 0);
-  }
-  return browser_pid;
-}
-#endif
-
 class ContentClientInitializer {
  public:
   static void Set(const std::string& process_type,
                   ContentMainDelegate* delegate) {
     ContentClient* content_client = GetContentClient();
 #if !defined(CHROME_MULTIPLE_DLL_CHILD)
     if (process_type.empty()) {
       if (delegate)
         content_client->browser_ = delegate->CreateContentBrowserClient();
       if (!content_client->browser_)
@@ skipping 641 matching lines @@
 
   DISALLOW_COPY_AND_ASSIGN(ContentMainRunnerImpl);
 };
 
 // static
 ContentMainRunner* ContentMainRunner::Create() {
   return new ContentMainRunnerImpl();
 }
 
 }  // namespace content