Remove task.h and finish base::Bind() migration.

chrome/browser/chromeos/login/tpm_password_fetcher.h

 // Copyright (c) 2011 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 CHROME_BROWSER_CHROMEOS_LOGIN_TPM_PASSWORD_FETCHER_H_
 #define CHROME_BROWSER_CHROMEOS_LOGIN_TPM_PASSWORD_FETCHER_H_
 
 #include <string>
 
 #include "base/basictypes.h"
 #include "base/memory/weak_ptr.h"
-#include "base/task.h"
 
 namespace chromeos {
 
 // Interface which TpmPasswordFetcher uses to notify that password has been
 // fetched.
 class TpmPasswordFetcherDelegate {
  public:
   virtual ~TpmPasswordFetcherDelegate() {}
   virtual void OnPasswordFetched(const std::string& tpm_password) = 0;
 };
@@ skipping 13 matching lines @@
  private:
   base::WeakPtrFactory<TpmPasswordFetcher> weak_factory_;
   TpmPasswordFetcherDelegate* delegate_;
 
   DISALLOW_COPY_AND_ASSIGN(TpmPasswordFetcher);
 };
 
 }  // namespace chromeos
 
 #endif  // CHROME_BROWSER_CHROMEOS_LOGIN_TPM_PASSWORD_FETCHER_H_