Convert string16 to base::string16 in content.

content/public/browser/content_browser_client.cc

Index: content/public/browser/content_browser_client.cc
diff --git a/content/public/browser/content_browser_client.cc b/content/public/browser/content_browser_client.cc
index f105cc9a692fea5ff755541caa59639cb5cfb22c..b404a974e2ec2be6f5f8eab091522d0c66c04f12 100644
--- a/content/public/browser/content_browser_client.cc
+++ b/content/public/browser/content_browser_client.cc
@@ -141,8 +141,8 @@ bool ContentBrowserClient::AllowSaveLocalState(ResourceContext* context) {
 
 bool ContentBrowserClient::AllowWorkerDatabase(
     const GURL& url,
-    const string16& name,
-    const string16& display_name,
+    const base::string16& name,
+    const base::string16& display_name,
     unsigned long estimated_size,
     ResourceContext* context,
     const std::vector<std::pair<int, int> >& render_views) {
@@ -158,7 +158,7 @@ bool ContentBrowserClient::AllowWorkerFileSystem(
 
 bool ContentBrowserClient::AllowWorkerIndexedDB(
     const GURL& url,
-    const string16& name,
+    const base::string16& name,
     ResourceContext* context,
     const std::vector<std::pair<int, int> >& render_views) {
   return true;