chromeos: Remove CryptohomeLibrary::TpmGetPassword and TpmIsReady

chrome/browser/chromeos/cros/cryptohome_library.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 CHROME_BROWSER_CHROMEOS_CROS_CRYPTOHOME_LIBRARY_H_
 #define CHROME_BROWSER_CHROMEOS_CROS_CRYPTOHOME_LIBRARY_H_
 
 #include <string>
 
 namespace chromeos {
 
 // This interface defines the interaction with the ChromeOS cryptohome library
 // APIs.
 class CryptohomeLibrary {
  public:
   CryptohomeLibrary();
   virtual ~CryptohomeLibrary();
 
   // Asks cryptohomed if a drive is currently mounted.
   virtual bool IsMounted() = 0;
 
   // Wrappers of the functions for working with Tpm.
 
-  // Returns whether Tpm is ready.
-  virtual bool TpmIsReady() = 0;
-
   // Returns whether Tpm is presented and enabled.
   virtual bool TpmIsEnabled() = 0;
 
   // Returns whether device has already been owned.
   virtual bool TpmIsOwned() = 0;
 
   // Returns whether device is being owned (Tpm password is generating).
   virtual bool TpmIsBeingOwned() = 0;
 
-  // Returns Tpm password (if password was cleared empty one is returned).
-  // Return value is true if password was successfully acquired.
-  virtual bool TpmGetPassword(std::string* password) = 0;
-
   // Attempts to start owning (if device isn't owned and isn't being owned).
   virtual void TpmCanAttemptOwnership() = 0;
 
   // Clears Tpm password. Password should be cleared after it was generated and
   // shown to user.
   virtual void TpmClearStoredPassword() = 0;
 
   virtual bool InstallAttributesGet(const std::string& name,
                                     std::string* value) = 0;
   virtual bool InstallAttributesSet(const std::string& name,
                                     const std::string& value) = 0;
   virtual bool InstallAttributesFinalize() = 0;
   virtual bool InstallAttributesIsReady() = 0;
   virtual bool InstallAttributesIsInvalid() = 0;
   virtual bool InstallAttributesIsFirstInstall() = 0;
 
   // Returns system hash in hex encoded ascii format.
   virtual std::string GetSystemSalt() = 0;
 
   // Factory function, creates a new instance and returns ownership.
   // For normal usage, access the singleton via CrosLibrary::Get().
   static CryptohomeLibrary* GetImpl(bool stub);
 };
 
 }  // namespace chromeos
 
 #endif  // CHROME_BROWSER_CHROMEOS_CROS_CRYPTOHOME_LIBRARY_H_