[Android] Move content/browser/{renderer_host => android}/java/*

content/browser/android/java/jni_helper.h

 // Copyright 2013 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.
 
-#ifndef CONTENT_BROWSER_RENDERER_HOST_JAVA_JNI_HELPER_H_
-#define CONTENT_BROWSER_RENDERER_HOST_JAVA_JNI_HELPER_H_
+#ifndef CONTENT_BROWSER_ANDROID_JAVA_JNI_HELPER_H_
+#define CONTENT_BROWSER_ANDROID_JAVA_JNI_HELPER_H_
 
 #include <jni.h>
 
 #include "content/common/content_export.h"
 
 namespace content {
 
 // Gets the method ID from the class name. Clears the pending Java exception
 // and returns NULL if the method is not found. Caches results.
 // Strings passed to this function are held in the cache and MUST remain valid
 // beyond the duration of all future calls to this function, across all
 // threads. In practice, this means that the function should only be used with
 // string constants.
 CONTENT_EXPORT jmethodID GetMethodIDFromClassName(JNIEnv* env,
                                                   const char* class_name,
                                                   const char* method,
                                                   const char* jni_signature);
 
 }  // namespace content
 
-#endif  // CONTENT_BROWSER_RENDERER_HOST_JAVA_JNI_HELPER_H_
+#endif  // CONTENT_BROWSER_ANDROID_JAVA_JNI_HELPER_H_