Port some files in chrome/common to Linux....

base/string_util.h

 // Copyright (c) 2006-2008 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 utility functions for working with strings.
 
 #ifndef BASE_STRING_UTIL_H_
 #define BASE_STRING_UTIL_H_
 
 #include <string>
@@ skipping 421 matching lines @@
 template <class char_type>
 inline char_type* WriteInto(
     std::basic_string<char_type, std::char_traits<char_type>,
                       std::allocator<char_type> >* str,
     size_t length_including_null) {
   str->reserve(length_including_null);
   str->resize(length_including_null - 1);
   return &((*str)[0]);
 }
 
+inline char16* WriteInto(string16* str, size_t length_including_null) {
+  str->reserve(length_including_null);
+  str->resize(length_including_null - 1);
+  return &((*str)[0]);
+}
+
 //-----------------------------------------------------------------------------
 
 // Function objects to aid in comparing/searching strings.
 
 template<typename Char> struct CaseInsensitiveCompare {
  public:
   bool operator()(Char x, Char y) const {
     return tolower(x) == tolower(y);
   }
 };
@@ skipping 74 matching lines @@
 // Returns true if the string passed in matches the pattern. The pattern
 // string can contain wildcards like * and ?
 // TODO(iyengar) This function may not work correctly for CJK strings as
 // it does individual character matches.
 // The backslash character (\) is an escape character for * and ?
 bool MatchPattern(const std::wstring& string, const std::wstring& pattern);
 bool MatchPattern(const std::string& string, const std::string& pattern);
 
 #endif  // BASE_STRING_UTIL_H_