Register JNI for content_unittests.

content/app/android/app_jni_registrar.h

Index: content/app/android/app_jni_registrar.h
diff --git a/content/app/android/content_jni_registrar.h b/content/app/android/app_jni_registrar.h
similarity index 53%
copy from content/app/android/content_jni_registrar.h
copy to content/app/android/app_jni_registrar.h
index df83785016a3f64e6783594e1835fc390b50d77e..4b186a6ccfd0c68001eaccad829cfa8d4cf8cb8a 100644
--- a/content/app/android/content_jni_registrar.h
+++ b/content/app/android/app_jni_registrar.h
@@ -2,18 +2,18 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-#ifndef CONTENT_APP_ANDROID_CONTENT_JNI_REGISTRAR_H_
-#define CONTENT_APP_ANDROID_CONTENT_JNI_REGISTRAR_H_
+#ifndef CONTENT_APP_ANDROID_APP_JNI_REGISTRAR_H_
+#define CONTENT_APP_ANDROID_APP_JNI_REGISTRAR_H_
 
 #include <jni.h>
 
 namespace content {
 namespace android {
 
-// Register all JNI bindings necessary for content.
-bool RegisterJni(JNIEnv* env);
+// Register all JNI bindings necessary for content app.
+bool RegisterAppJni(JNIEnv* env);
 
 }  // namespace android
 }  // namespace content
 
-#endif  // CONTENT_APP_ANDROID_CONTENT_JNI_REGISTRAR_H_
+#endif  // CONTENT_APP_ANDROID_APP_JNI_REGISTRAR_H_