[Merge M50] aw: Do not destroy functor in destroy

android_webview/glue/java/src/com/android/webview/chromium/WebViewChromium.java

 // Copyright 2014 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 package com.android.webview.chromium;
 
 import android.annotation.SuppressLint;
 import android.annotation.TargetApi;
 import android.app.assist.AssistStructure.ViewNode;
 import android.content.Context;
@@ skipping 443 matching lines @@
         }
 
         // Make sure that we do not trigger any callbacks after destruction
         mContentsClientAdapter.setWebChromeClient(null);
         mContentsClientAdapter.setWebViewClient(null);
         mContentsClientAdapter.setPictureListener(null);
         mContentsClientAdapter.setFindListener(null);
         mContentsClientAdapter.setDownloadListener(null);
 
         mAwContents.destroy();
-        if (mGLfunctor != null) {
-            mGLfunctor.destroy();
-            mGLfunctor = null;
-        }
     }
 
     @Override
     public void setNetworkAvailable(final boolean networkUp) {
         // Note that this purely toggles the JS navigator.online property.
         // It does not in affect chromium or network stack state in any way.
         if (checkNeedsPost()) {
             mRunQueue.addTask(new Runnable() {
                 @Override
                 public void run() {
@@ skipping 1888 matching lines @@
         mAwContents.extractSmartClipData(x, y, width, height);
     }
 
     // Implements SmartClipProvider
     @Override
     public void setSmartClipResultHandler(final Handler resultHandler) {
         checkThread();
         mAwContents.setSmartClipResultHandler(resultHandler);
     }
 }