Do not leak objects created from JNI

Test: Boots
Bug: 181752372
Change-Id: Ia587da63c637262867bee17b4fc842a917d0d97d

core/jni/android_view_SurfaceControl.cpp

@@ -1640,10 +1640,12 @@ public:
             jobject jJankData = env->NewObject(gJankDataClassInfo.clazz,
                     gJankDataClassInfo.ctor, jankData[i].frameVsyncId, jankData[i].jankType);
             env->SetObjectArrayElement(jJankDataArray, i, jJankData);
+            env->DeleteLocalRef(jJankData);
         }
         env->CallVoidMethod(target,
                 gJankDataListenerClassInfo.onJankDataAvailable,
                 jJankDataArray);
+        env->DeleteLocalRef(jJankDataArray);
         env->DeleteLocalRef(target);
     }