Move UTF16ToASCII, remove WideToASCII.

net/proxy/proxy_resolver_v8.cc

Index: net/proxy/proxy_resolver_v8.cc
diff --git a/net/proxy/proxy_resolver_v8.cc b/net/proxy/proxy_resolver_v8.cc
index fa62c2b0ba500b8868bb5a90ea979e98bcf7ce2e..7e44f15bda5b902049dda87348c5c389c28d3f5c 100644
--- a/net/proxy/proxy_resolver_v8.cc
+++ b/net/proxy/proxy_resolver_v8.cc
@@ -217,7 +217,7 @@ bool GetHostnameArgument(const v8::FunctionCallbackInfo<v8::Value>& args,
 
   // If the hostname is already in ASCII, simply return it as is.
   if (IsStringASCII(hostname_utf16)) {
-    *hostname = UTF16ToASCII(hostname_utf16);
+    *hostname = base::UTF16ToASCII(hostname_utf16);
     return true;
   }
 
@@ -410,7 +410,7 @@ class ProxyResolverV8::Context {
       return ERR_PAC_SCRIPT_FAILED;
     }
 
-    results->UsePacString(UTF16ToASCII(ret_str));
+    results->UsePacString(base::UTF16ToASCII(ret_str));
     return OK;
   }