jni_generator: Make all object-returning natives return ScopedJavaLocalRef.

base/android/jni_generator/testEagerCalledByNativesOption.golden

Index: base/android/jni_generator/testEagerCalledByNativesOption.golden
diff --git a/base/android/jni_generator/testEagerCalledByNativesOption.golden b/base/android/jni_generator/testEagerCalledByNativesOption.golden
index 52ff798e90d9b4c81a479b3e324c7964a9c2fe4f..cdd615103b77bd1a68f0ecb344819999d9ec026e 100644
--- a/base/android/jni_generator/testEagerCalledByNativesOption.golden
+++ b/base/android/jni_generator/testEagerCalledByNativesOption.golden
@@ -60,12 +60,11 @@ static jdouble testMethodWithNoParam(JNIEnv* env) {
   return ret;
 }
 
-static base::android::ScopedJavaLocalRef<jstring>
-    testStaticMethodWithNoParam(JNIEnv* env) {
+static ScopedJavaLocalRef<jstring> testStaticMethodWithNoParam(JNIEnv* env) {
   jstring ret =
       static_cast<jstring>(env->CallStaticObjectMethod(Test_clazz(env),
       g_Test_testStaticMethodWithNoParam));
-  return base::android::ScopedJavaLocalRef<jstring>(env, ret);
+  return ScopedJavaLocalRef<jstring>(env, ret);
 }
 }  // namespace