Add context_utils.h includes where needed.

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/context_utils.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 {
@@ skipping 26 matching lines @@
   Java_IntentHelper_openDateAndTimeSettings(env,
       base::android::GetApplicationContext());
 }
 
 bool RegisterIntentHelper(JNIEnv* env) {
   return RegisterNativesImpl(env);
 }
 
 }  // namespace android
 }  // namespace chrome