Move guid generation from chrome/common/ to base/.

base/guid.h

Index: base/guid.h
diff --git a/chrome/common/guid.h b/base/guid.h
similarity index 65%
rename from chrome/common/guid.h
rename to base/guid.h
index 9121c9ea6200895014c7f1aa7a29919c5867413d..20f7706d785a2371848627808057a2aed3ca326b 100644
--- a/chrome/common/guid.h
+++ b/base/guid.h
@@ -1,32 +1,33 @@
-// Copyright (c) 2010 The Chromium Authors. All rights reserved.
+// 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_COMMON_GUID_H_
-#define CHROME_COMMON_GUID_H_
+#ifndef BASE_GUID_H_
+#define BASE_GUID_H_
 #pragma once
 
 #include <string>
 
+#include "base/base_export.h"
 #include "base/basictypes.h"
 #include "build/build_config.h"
 
-namespace guid {
+namespace base {
 
 // Generate a 128-bit random GUID of the form: "%08X-%04X-%04X-%04X-%012llX".
 // If GUID generation fails an empty string is returned.
 // The POSIX implementation uses psuedo random number generation to create
 // the GUID.  The Windows implementation uses system services.
-std::string GenerateGUID();
+BASE_EXPORT std::string GenerateGUID();
 
 // Returns true if the input string conforms to the GUID format.
-bool IsValidGUID(const std::string& guid);
+BASE_EXPORT bool IsValidGUID(const std::string& guid);
 
 #if defined(OS_POSIX)
 // For unit testing purposes only.  Do not use outside of tests.
-std::string RandomDataToGUIDString(const uint64 bytes[2]);
+BASE_EXPORT std::string RandomDataToGUIDString(const uint64 bytes[2]);
 #endif
 
 }  // namespace guid
 
-#endif  // CHROME_COMMON_GUID_H_
+#endif  // BASE_GUID_H_