Update some uses of char16 to use the base:: namespace.

net/proxy/proxy_resolver_v8.cc

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "net/proxy/proxy_resolver_v8.h"
 
 #include <algorithm>
 #include <cstdio>
 
 #include "base/basictypes.h"
@@ skipping 205 matching lines @@
   const base::string16 hostname_utf16 = V8StringToUTF16(args[0]->ToString());
 
   // If the hostname is already in ASCII, simply return it as is.
   if (IsStringASCII(hostname_utf16)) {
     *hostname = UTF16ToASCII(hostname_utf16);
     return true;
   }
 
   // Otherwise try to convert it from IDN to punycode.
   const int kInitialBufferSize = 256;
-  url_canon::RawCanonOutputT<char16, kInitialBufferSize> punycode_output;
+  url_canon::RawCanonOutputT<base::char16, kInitialBufferSize> punycode_output;
   if (!url_canon::IDNToASCII(hostname_utf16.data(),
                              hostname_utf16.length(),
                              &punycode_output)) {
     return false;
   }
 
   // |punycode_output| should now be ASCII; convert it to a std::string.
   // (We could use UTF16ToASCII() instead, but that requires an extra string
   // copy. Since ASCII is a subset of UTF8 the following is equivalent).
   bool success = base::UTF16ToUTF8(punycode_output.data(),
@@ skipping 587 matching lines @@
     return 0;
 
   v8::Locker locked(g_default_isolate_);
   v8::Isolate::Scope isolate_scope(g_default_isolate_);
   v8::HeapStatistics heap_statistics;
   g_default_isolate_->GetHeapStatistics(&heap_statistics);
   return heap_statistics.used_heap_size();
 }
 
 }  // namespace net