Move RemoveChars, ReplaceChars, TrimString, and TruncateUTF8ToByteSize to base namespace.

chrome/installer/util/shell_util.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.
 //
 // This file defines functions that integrate Chrome in Windows shell. These
 // functions can be used by Chrome as well as Chrome installer. All of the
 // work is done by the local functions defined in anonymous namespace in
 // this class.
 
 #include "chrome/installer/util/shell_util.h"
@@ skipping 1672 matching lines @@
       // at the beginning or end for things like usernames and paths).
       app_id.append(component.c_str(), 0, max_component_length / 2);
       app_id.append(component.c_str(),
                     component.length() - ((max_component_length + 1) / 2),
                     string16::npos);
     } else {
       app_id.append(component);
     }
   }
   // No spaces are allowed in the AppUserModelId according to MSDN.
-  ReplaceChars(app_id, L" ", L"_", &app_id);
+  base::ReplaceChars(app_id, L" ", L"_", &app_id);
   return app_id;
 }
 
 ShellUtil::DefaultState ShellUtil::GetChromeDefaultState() {
   BrowserDistribution* distribution = BrowserDistribution::GetDistribution();
   if (distribution->GetDefaultBrowserControlPolicy() ==
       BrowserDistribution::DEFAULT_BROWSER_UNSUPPORTED) {
     return NOT_DEFAULT;
   }
   // When we check for default browser we don't necessarily want to count file
@@ skipping 450 matching lines @@
     // are any left...).
     if (free_bits >= 8 && next_byte_index < size) {
       free_bits -= 8;
       bit_stream += bytes[next_byte_index++] << free_bits;
     }
   }
 
   DCHECK_EQ(ret.length(), encoded_length);
   return ret;
 }