Add Decryptor interface.

media/crypto/aes_decryptor_unittest.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 <string>
 
 #include "base/basictypes.h"
 #include "media/base/decoder_buffer.h"
 #include "media/base/decrypt_config.h"
 #include "media/base/mock_filters.h"
@@ skipping 57 matching lines @@
                                 const uint8 (&key)[KeySize]) {
     EXPECT_CALL(client_, KeyAdded(kClearKeySystem, session_id_string_));
     decryptor_.AddKey(kClearKeySystem, key, KeySize, key_id, KeyIdSize,
                       session_id_string_);
   }
 
   template <int KeyIdSize, int KeySize>
   void AddKeyAndExpectToFail(const uint8 (&key_id)[KeyIdSize],
                              const uint8 (&key)[KeySize]) {
     EXPECT_CALL(client_, KeyError(kClearKeySystem, session_id_string_,
-                                  AesDecryptor::kUnknownError, 0));
+                                  Decryptor::kUnknownError, 0));
     decryptor_.AddKey(kClearKeySystem, key, KeySize, key_id, KeyIdSize,
                       session_id_string_);
   }
 
   template <int KeyIdSize>
   void SetKeyIdForEncryptedData(const uint8 (&key_id)[KeyIdSize]) {
     encrypted_data_->SetDecryptConfig(
         scoped_ptr<DecryptConfig>(new DecryptConfig(key_id, KeyIdSize)));
   }
 
@@ skipping 48 matching lines @@
   AddKeyAndExpectToSucceed(kKeyId1, kRightKey);
   ASSERT_NO_FATAL_FAILURE(DecryptAndExpectToSucceed());
 }
 
 TEST_F(AesDecryptorTest, WrongSizedKey) {
   GenerateKeyRequest();
   AddKeyAndExpectToFail(kKeyId1, kWrongSizedKey);
 }
 
 }  // media