Enable audio/video tag in content_shell

chrome/app/chrome_main_delegate.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 "chrome/app/chrome_main_delegate.h"
 
 #include "base/command_line.h"
 #include "base/lazy_instance.h"
 #include "base/message_loop.h"
 #include "base/metrics/field_trial.h"
@@ skipping 16 matching lines @@
 #include "chrome/common/profiling.h"
 #include "chrome/common/url_constants.h"
 #include "chrome/plugin/chrome_content_plugin_client.h"
 #include "chrome/renderer/chrome_content_renderer_client.h"
 #include "chrome/utility/chrome_content_utility_client.h"
 #include "content/common/content_counters.h"
 #include "content/public/browser/render_process_host.h"
 #include "content/public/common/content_client.h"
 #include "content/public/common/content_paths.h"
 #include "content/public/common/content_switches.h"
-#include "media/base/media.h"
 #include "ui/base/resource/resource_bundle.h"
 #include "ui/base/ui_base_switches.h"
 
 #if defined(OS_WIN)
 #include <algorithm>
 #include <atlbase.h>
 #include <malloc.h>
 #include "base/string_util.h"
 #include "base/win/registry.h"
 #include "chrome/browser/policy/policy_path_parser.h"
@@ skipping 662 matching lines @@
 
 bool ChromeMainDelegate::DelaySandboxInitialization(
     const std::string& process_type) {
   // NaClLoader does this in NaClMainPlatformDelegate::EnableSandbox().
   // No sandbox needed for relauncher.
   return process_type == switches::kNaClLoaderProcess ||
       process_type == switches::kRelauncherProcess;
 }
 #elif defined(OS_POSIX)
 content::ZygoteForkDelegate* ChromeMainDelegate::ZygoteStarting() {
-  // Each Renderer we spawn will re-attempt initialization of the media
-  // libraries, at which point failure will be detected and handled, so
-  // we do not need to cope with initialization failures here.
-  FilePath media_path;
-  if (PathService::Get(chrome::DIR_MEDIA_LIBS, &media_path))
-    media::InitializeMediaLibrary(media_path);
 #if defined(DISABLE_NACL)
   return NULL;
 #else
   return new NaClForkDelegate();
 #endif
 }
 
 void ChromeMainDelegate::ZygoteForked() {
   const CommandLine& command_line = *CommandLine::ForCurrentProcess();
   std::string process_type =
       command_line.GetSwitchValueASCII(switches::kProcessType);
 
   Profiling::ProcessStarted();
   if (Profiling::BeingProfiled()) {
     base::debug::RestartProfilingAfterFork();
     SetUpProfilingShutdownHandler();
   }
 
 #if defined(USE_LINUX_BREAKPAD)
   // Needs to be called after we have chrome::DIR_USER_DATA.  BrowserMain sets
   // this up for the browser process in a different manner.
   InitCrashReporter();
 #endif
 
   InitializeChromeContentClient(process_type);
 }
 #endif  // OS_MACOSX