base: Move SplitString functions into the base namespace and update the callers.

chrome/browser/history/snippet.cc

 // Copyright (c) 2010 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 "chrome/browser/history/snippet.h"
 
 #include <algorithm>
 
 #include "base/logging.h"
 #include "base/scoped_ptr.h"
@@ skipping 149 matching lines @@
 }  // namespace
 
 // static
 void Snippet::ExtractMatchPositions(const std::string& offsets_str,
                                     const std::string& column_num,
                                     MatchPositions* match_positions) {
   DCHECK(match_positions);
   if (offsets_str.empty())
     return;
   std::vector<std::string> offsets;
-  SplitString(offsets_str, ' ', &offsets);
+  base::SplitString(offsets_str, ' ', &offsets);
   // SQLite offsets are sets of four integers:
   //   column, query term, match offset, match length
   // Matches within a string are marked by (start, end) pairs.
   for (size_t i = 0; i < offsets.size() - 3; i += 4) {
     if (offsets[i] != column_num)
       continue;
     const size_t start = atoi(offsets[i + 2].c_str());
     const size_t end = start + atoi(offsets[i + 3].c_str());
     // Switch to DCHECK after debugging http://crbug.com/15261.
     CHECK(end >= start);
@@ skipping 107 matching lines @@
   }
 
   utext_close(document_utext);
   swap(text_, snippet);
 }
 
 void Snippet::Swap(Snippet* other) {
   text_.swap(other->text_);
   matches_.swap(other->matches_);
 }