Remove wstring from TableModel....

chrome/browser/plugin_exceptions_table_model.cc

Index: chrome/browser/plugin_exceptions_table_model.cc
===================================================================
--- chrome/browser/plugin_exceptions_table_model.cc	(revision 70272)
+++ chrome/browser/plugin_exceptions_table_model.cc	(working copy)
@@ -75,23 +75,21 @@
   return settings_.size();
 }
 
-std::wstring PluginExceptionsTableModel::GetText(int row, int column_id) {
+string16 PluginExceptionsTableModel::GetText(int row, int column_id) {
   DCHECK_GE(row, 0);
   DCHECK_LT(row, static_cast<int>(settings_.size()));
   SettingsEntry& entry = settings_[row];
   switch (column_id) {
     case IDS_EXCEPTIONS_PATTERN_HEADER:
     case IDS_EXCEPTIONS_HOSTNAME_HEADER:
-      return UTF8ToWide(entry.pattern.AsString());
+      return UTF8ToUTF16(entry.pattern.AsString());
 
     case IDS_EXCEPTIONS_ACTION_HEADER:
       switch (entry.setting) {
         case CONTENT_SETTING_ALLOW:
-          return UTF16ToWideHack(
-              l10n_util::GetStringUTF16(IDS_EXCEPTIONS_ALLOW_BUTTON));
+          return l10n_util::GetStringUTF16(IDS_EXCEPTIONS_ALLOW_BUTTON);
         case CONTENT_SETTING_BLOCK:
-          return UTF16ToWideHack(
-              l10n_util::GetStringUTF16(IDS_EXCEPTIONS_BLOCK_BUTTON));
+          return l10n_util::GetStringUTF16(IDS_EXCEPTIONS_BLOCK_BUTTON);
         default:
           NOTREACHED();
       }
@@ -101,7 +99,7 @@
       NOTREACHED();
   }
 
-  return std::wstring();
+  return string16();
 }
 
 bool PluginExceptionsTableModel::HasGroups() {
@@ -156,7 +154,7 @@
                                       plugin,
                                       &otr_settings);
     }
-    std::wstring title = UTF16ToWide(plugins[i].GetGroupName());
+    string16 title = plugins[i].GetGroupName();
     for (HostContentSettingsMap::SettingsForOneType::iterator setting_it =
              settings.begin(); setting_it != settings.end(); ++setting_it) {
       SettingsEntry entry = {