Net: Convert username and password to string16.

net/http/http_auth_cache.h

Index: net/http/http_auth_cache.h
===================================================================
--- net/http/http_auth_cache.h	(revision 53997)
+++ net/http/http_auth_cache.h	(working copy)
@@ -10,6 +10,7 @@
 #include <string>
 
 #include "base/ref_counted.h"
+#include "base/string16.h"
 #include "googleurl/src/gurl.h"
 // This is needed for the FRIEND_TEST() macro.
 #include "testing/gtest/include/gtest/gtest_prod.h"
@@ -62,8 +63,8 @@
              const std::string& realm,
              const std::string& scheme,
              const std::string& auth_challenge,
-             const std::wstring& username,
-             const std::wstring& password,
+             const string16& username,
+             const string16& password,
              const std::string& path);
 
   // Remove entry on server |origin| for realm |realm| and scheme |scheme|
@@ -77,8 +78,8 @@
   bool Remove(const GURL& origin,
               const std::string& realm,
               const std::string& scheme,
-              const std::wstring& username,
-              const std::wstring& password);
+              const string16& username,
+              const string16& password);
 
   // Prevent unbounded memory growth. These are safeguards for abuse; it is
   // not expected that the limits will be reached in ordinary usage.
@@ -115,12 +116,12 @@
   }
 
   // The login username.
-  const std::wstring username() const {
+  const string16 username() const {
     return username_;
   }
 
   // The login password.
-  const std::wstring password() const {
+  const string16 password() const {
     return password_;
   }
 
@@ -149,8 +150,8 @@
 
   // Identity.
   std::string auth_challenge_;
-  std::wstring username_;
-  std::wstring password_;
+  string16 username_;
+  string16 password_;
 
   int nonce_count_;
 
@@ -159,6 +160,6 @@
   PathList paths_;
 };
 
-} // namespace net
+}  // namespace net
 
 #endif  // NET_HTTP_HTTP_AUTH_CACHE_H_