Replace string16 with base::string16.

chrome/browser/android/intent_helper.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 "chrome/browser/android/intent_helper.h"
 
 #include <jni.h>
 
 #include "base/android/jni_android.h"
 #include "base/android/jni_string.h"
 #include "base/android/scoped_java_ref.h"
 #include "jni/IntentHelper_jni.h"
 
 using base::android::AttachCurrentThread;
 using base::android::ConvertUTF16ToJavaString;
 
 namespace chrome {
 namespace android {
 
-void SendEmail(const string16& d_email,
-               const string16& d_subject,
-               const string16& d_body,
-               const string16& d_chooser_title,
-               const string16& d_file_to_attach) {
+void SendEmail(const base::string16& d_email,
+               const base::string16& d_subject,
+               const base::string16& d_body,
+               const base::string16& d_chooser_title,
+               const base::string16& d_file_to_attach) {
   JNIEnv* env = AttachCurrentThread();
   ScopedJavaLocalRef<jstring> j_email = ConvertUTF16ToJavaString(env, d_email);
   ScopedJavaLocalRef<jstring> j_subject =
       ConvertUTF16ToJavaString(env, d_subject);
   ScopedJavaLocalRef<jstring> j_body = ConvertUTF16ToJavaString(env, d_body);
   ScopedJavaLocalRef<jstring> j_chooser_title =
       ConvertUTF16ToJavaString(env, d_chooser_title);
   ScopedJavaLocalRef<jstring> j_file_to_attach =
       ConvertUTF16ToJavaString(env, d_file_to_attach);
   Java_IntentHelper_sendEmail(env,
                               base::android::GetApplicationContext(),
                               j_email.obj(),
                               j_subject.obj(),
                               j_body.obj(),
                               j_chooser_title.obj(),
                               j_file_to_attach.obj());
 }
 
 bool RegisterIntentHelper(JNIEnv* env) {
   return RegisterNativesImpl(env);
 }
 
 }  // namespace android
 }  // namespace chrome