Revert 242454 "Revert 242450 "Update some uses of UTF conversion..."

> Revert 242450 "Update some uses of UTF conversions in chrome/bro..."
> 
> > Update some uses of UTF conversions in chrome/browser to use the base:: namespace.
> > 
> > BUG=330556
> > TEST=no change
> > [email protected]
> > 
> > Review URL: https://codereview.chromium.org/120953002
> 
> [email protected]
> 
> Review URL: https://codereview.chromium.org/107423005

[email protected]

Review URL: https://codereview.chromium.org/121003002

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@242464 0039d316-1c4b-4281-b951-d872f2087c98
diff --git a/chrome/browser/extensions/extension_service.cc b/chrome/browser/extensions/extension_service.cc
index 7617254f..ee9f6c3 100644
--- a/chrome/browser/extensions/extension_service.cc
+++ b/chrome/browser/extensions/extension_service.cc
@@ -2500,8 +2500,8 @@
       content::Source<Profile>(profile_),
       content::Details<const std::string>(&error));
 
-  std::string path_str = UTF16ToUTF8(extension_path.LossyDisplayName());
-  base::string16 message = UTF8ToUTF16(base::StringPrintf(
+  std::string path_str = base::UTF16ToUTF8(extension_path.LossyDisplayName());
+  base::string16 message = base::UTF8ToUTF16(base::StringPrintf(
       "Could not load extension from '%s'. %s",
       path_str.c_str(), error.c_str()));
   ExtensionErrorReporter::GetInstance()->ReportError(message, be_noisy);