Move AlterEnvironment to base/environment.h, implement on Windows.

content/public/browser/utility_process_host.h

 // 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.
 
 #ifndef CONTENT_PUBLIC_BROWSER_UTILITY_PROCESS_HOST_H_
 #define CONTENT_PUBLIC_BROWSER_UTILITY_PROCESS_HOST_H_
 
+#include "base/environment.h"
 #include "base/process/launch.h"
 #include "base/threading/thread.h"
 #include "content/common/content_export.h"
 #include "ipc/ipc_sender.h"
 
 namespace base {
 class FilePath;
 class SequencedTaskRunner;
 }
 
@@ skipping 43 matching lines @@
   virtual void DisableSandbox() = 0;
 
   // If the sandbox is being used and we are on Linux, launch the process from
   // the zygote. Can only be used for tasks that do not require FS access.
   virtual void EnableZygote() = 0;
 
   // Returns information about the utility child process.
   virtual const ChildProcessData& GetData() = 0;
 
 #if defined(OS_POSIX)
-  virtual void SetEnv(const base::EnvironmentVector& env) = 0;
+  virtual void SetEnv(const base::EnvironmentMap& env) = 0;
 #endif
 
   CONTENT_EXPORT static void RegisterUtilityMainThreadFactory(
       UtilityMainThreadFactoryFunction create);
 };
 
 };  // namespace content
 
 #endif  // CONTENT_PUBLIC_BROWSER_UTILITY_PROCESS_HOST_H_