[Mac] Chromium builds shouldn't ask for access to Chrome's own secure data

components/encryptor/keychain_password_mac.mm

 // Copyright 2014 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 "components/encryptor/keychain_password_mac.h"
 
 #import <Security/Security.h>
 
 #include "base/base64.h"
 #include "base/mac/mac_logging.h"
@@ skipping 33 matching lines @@
 
   return password;
 }
 
 }  // namespace
 
 std::string KeychainPassword::GetPassword() const {
   // These two strings ARE indeed user facing.  But they are used to access
   // the encryption keyword.  So as to not lose encrypted data when system
   // locale changes we DO NOT LOCALIZE.
+#if defined(OFFICIAL_BUILD)
   const std::string service_name = "Chrome Safe Storage";
   const std::string account_name = "Chrome";
+#else
+  const std::string service_name = "Chromium Safe Storage";
+  const std::string account_name = "Chromium";
+#endif
 
   UInt32 password_length = 0;
   void* password_data = NULL;
   OSStatus error = keychain_.FindGenericPassword(NULL,
                                                  service_name.size(),
                                                  service_name.data(),
                                                  account_name.size(),
                                                  account_name.data(),
                                                  &password_length,
                                                  &password_data,
                                                  NULL);
 
   if (error == noErr) {
     std::string password =
         std::string(static_cast<char*>(password_data), password_length);
     keychain_.ItemFreeContent(NULL, password_data);
     return password;
   } else if (error == errSecItemNotFound) {
     return AddRandomPasswordToKeychain(keychain_, service_name, account_name);
   } else {
     OSSTATUS_DLOG(ERROR, error) << "Keychain lookup failed";
     return std::string();
   }
 }