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

chrome/renderer/searchbox/searchbox_extension.cc

 // Copyright 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 "chrome/renderer/searchbox/searchbox_extension.h"
 
 #include "base/i18n/rtl.h"
 #include "base/json/string_escape.h"
 #include "base/strings/string_number_conversions.h"
 #include "base/strings/string_util.h"
@@ skipping 40 matching lines @@
 const char kThemeAttributionFormat[] = "-webkit-image-set("
     "url(chrome-search://theme/IDR_THEME_NTP_ATTRIBUTION?%s) 1x, "
     "url(chrome-search://theme/IDR_THEME_NTP_ATTRIBUTION@2x?%s) 2x)";
 
 const char kLTRHtmlTextDirection[] = "ltr";
 const char kRTLHtmlTextDirection[] = "rtl";
 
 // Converts a V8 value to a string16.
 base::string16 V8ValueToUTF16(v8::Handle<v8::Value> v) {
   v8::String::Value s(v);
-  return base::string16(reinterpret_cast<const char16*>(*s), s.length());
+  return base::string16(reinterpret_cast<const base::char16*>(*s), s.length());
 }
 
 // Converts string16 to V8 String.
 v8::Handle<v8::String> UTF16ToV8String(v8::Isolate* isolate,
                                        const base::string16& s) {
   return v8::String::NewFromTwoByte(isolate,
                                     reinterpret_cast<const uint16_t*>(s.data()),
                                     v8::String::kNormalString,
                                     s.size());
 }
@@ skipping 988 matching lines @@
   if (!render_view) return;
 
   bool display_instant_results =
       SearchBox::Get(render_view)->display_instant_results();
   DVLOG(1) << render_view << " GetDisplayInstantResults" <<
       display_instant_results;
   args.GetReturnValue().Set(display_instant_results);
 }
 
 }  // namespace extensions_v8