Move the number conversions from string_util to a new file....

chrome/browser/tabs/tab_strip_model_unittest.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 "app/system_monitor.h"
 #include "base/file_path.h"
 #include "base/file_util.h"
 #include "base/path_service.h"
 #include "base/scoped_ptr.h"
 #include "base/string_util.h"
@@ skipping 130 matching lines @@
   // Returns the state of the given tab strip as a string. The state consists
   // of the ID of each tab contents followed by a 'p' if pinned. For example,
   // if the model consists of two tabs with ids 2 and 1, with the first
   // tab pinned, this returns "2p 1".
   std::string GetPinnedState(const TabStripModel& model) {
     std::string actual;
     for (int i = 0; i < model.count(); ++i) {
       if (i > 0)
         actual += " ";
 
-      actual += IntToString(GetID(model.GetTabContentsAt(i)));
+      actual += base::IntToString(GetID(model.GetTabContentsAt(i)));
 
       if (model.IsAppTab(i))
         actual += "a";
 
       if (model.IsTabPinned(i))
         actual += "p";
 
       if (model.IsPhantomTab(i))
         actual += "h";
     }
     return actual;
   }
 
   std::string GetIndicesClosedByCommandAsString(
       const TabStripModel& model,
       int index,
       TabStripModel::ContextMenuCommand id) const {
     std::vector<int> indices = model.GetIndicesClosedByCommand(index, id);
     std::string result;
     for (size_t i = 0; i < indices.size(); ++i) {
       if (i != 0)
         result += " ";
-      result += IntToString(indices[i]);
+      result += base::IntToString(indices[i]);
     }
     return result;
   }
 
  private:
   PropertyAccessor<int>* GetIDAccessor() {
     static PropertyAccessor<int> accessor;
     return &accessor;
   }
 
@@ skipping 1740 matching lines @@
   // Deleting the strip should delete the phanton tabcontents and result in one
   // TAB_CONTENTS_DESTROYED.
   EXPECT_CALL(notification_observer, Observe(_, _, _)).Times(1);
 
   // Delete the tabstrip.
   strip.reset();
 
   // And there should have been no methods sent to the TabStripModelObserver.
   EXPECT_EQ(0, tabstrip_observer.GetStateCount());
 }