Fix a crash when opening CronetTest app

components/cronet/android/test/mock_url_request_job_util.h

Index: components/cronet/android/test/mock_url_request_job_util.h
diff --git a/components/cronet/android/test/mock_url_request_job_test.h b/components/cronet/android/test/mock_url_request_job_util.h
similarity index 55%
rename from components/cronet/android/test/mock_url_request_job_test.h
rename to components/cronet/android/test/mock_url_request_job_util.h
index 5ec195bdfd5c79b2793670b05771e99bfd45869c..660476a12530108a9d570de89e6c9762d2b786fc 100644
--- a/components/cronet/android/test/mock_url_request_job_test.h
+++ b/components/cronet/android/test/mock_url_request_job_util.h
@@ -2,15 +2,15 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-#ifndef CRONET_MOCK_URL_REQUEST_JOB_TEST_H_
-#define CRONET_MOCK_URL_REQUEST_JOB_TEST_H_
+#ifndef CRONET_MOCK_URL_REQUEST_JOB_UTIL_H_
+#define CRONET_MOCK_URL_REQUEST_JOB_UTIL_H_
 
 #include <jni.h>
 
 namespace cronet {
 
-bool RegisterMockUrlRequestJobTest(JNIEnv* env);
+bool RegisterMockUrlRequestJobUtil(JNIEnv* env);
 
 }  // namespace cronet
 
-#endif  // CRONET_MOCK_URL_REQUEST_JOB_TEST_H_
+#endif  // CRONET_MOCK_URL_REQUEST_JOB_UTIL_H_