fix JNI method

Author: dnfield

shell/platform/android/io/flutter/embedding/engine/FlutterJNI.java

@@ -845,10 +845,10 @@ public Bitmap getBitmap() {
   public void notifyLowMemoryWarning() {
     ensureRunningOnMainThread();
     ensureAttachedToNative();
-    nativeNotifyLowMemoryWarning();
+    nativeNotifyLowMemoryWarning(nativePlatformViewId);
   }
 
-  private native void nativeNotifyLowMemoryWarning();
+  private native void nativeNotifyLowMemoryWarning(long nativePlatformViewId);
 
   private void ensureRunningOnMainThread() {
     if (Looper.myLooper() != mainLooper) {

shell/platform/android/platform_view_android_jni_impl.cc

@@ -514,7 +514,7 @@ bool RegisterApi(JNIEnv* env) {
       },
       {
           .name = "nativeNotifyLowMemoryWarning",
-          .signature = "()V",
+          .signature = "(J)V",
           .fnPtr = reinterpret_cast<void*>(&NotifyLowMemoryWarning),
       },