Base: A few more files using BASE_API (for base.dll)

base/sha1.h

-// Copyright (c) 2009 The Chromium Authors. All rights reserved.
+// 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 BASE_SHA1_H_
 #define BASE_SHA1_H_
 #pragma once
 
 #include <string>
 
+#include "base/base_api.h"
+
 namespace base {
 
 // This function performs SHA-1 operations.
 
 enum {
   SHA1_LENGTH = 20  // Length in bytes of a SHA-1 hash.
 };
 
 // Computes the SHA-1 hash of the input string |str| and returns the full
 // hash.
-std::string SHA1HashString(const std::string& str);
+BASE_API std::string SHA1HashString(const std::string& str);
 
 // Computes the SHA-1 hash of the |len| bytes in |data| and puts the hash
 // in |hash|. |hash| must be SHA1_LENGTH bytes long.
-void SHA1HashBytes(const unsigned char* data, size_t len,
-                   unsigned char* hash);
+BASE_API void SHA1HashBytes(const unsigned char* data, size_t len,
+                            unsigned char* hash);
 
 }  // namespace base
 
 #endif  // BASE_SHA1_H_