Remove unused Flash-related code:

chrome/common/pepper_flash.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/common/pepper_flash.h"
 
 #include "ppapi/shared_impl/ppapi_permissions.h"
 
-bool ConductingPepperFlashFieldTrial() {
-#if defined(OS_WIN)
-  return true;
-#elif defined(OS_MACOSX)
-  return true;
-#else
-  return false;
-#endif
-}
-
-bool IsPepperFlashEnabledByDefault() {
-#if defined(USE_AURA)
-  // Pepper Flash is required for Aura (on any OS).
-  return true;
-#elif defined(OS_WIN)
-  return true;
-#elif defined(OS_LINUX)
-  // For Linux, always try to use it (availability is checked elsewhere).
-  return true;
-#elif defined(OS_MACOSX)
-  return true;
-#else
-  return false;
-#endif
-}
-
 int32 kPepperFlashPermissions = ppapi::PERMISSION_DEV |
                                 ppapi::PERMISSION_PRIVATE |
                                 ppapi::PERMISSION_BYPASS_USER_GESTURE |
                                 ppapi::PERMISSION_FLASH;
 
-