WebView: add {set,get}SafeBrowsingEnabled per WebView

android_webview/java/src/org/chromium/android_webview/AwServiceWorkerController.java

 // Copyright 2016 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 org.chromium.android_webview;
 
 import android.content.Context;
 
 /**
  * Manages clients and settings for Service Workers.
@@ skipping 63 matching lines @@
         public boolean shouldBlockNetworkLoads() {
             return mServiceWorkerSettings.getBlockNetworkLoads();
         }
 
         @Override
         public boolean shouldAcceptThirdPartyCookies() {
             // We currently don't allow third party cookies in service workers,
             // see e.g. AwCookieAccessPolicy::GetShouldAcceptThirdPartyCookies.
             return false;
         }
+
+        @Override
+        public boolean getSafeBrowsingEnabled() {
+            // We don't allow safe browsing in service workers
+            return false;

[sgurun-gerrit only, 2017/04/11 00:38:52]

return the value that is dictated by the manifest.

[Nate Fischer, 2017/04/11 00:58:02]

done

+        }
     }
 
     private class ServiceWorkerBackgroundThreadClientImpl
             extends AwContentsBackgroundThreadClient {
         // All methods are called on the background thread.
         @Override
         public AwWebResourceResponse shouldInterceptRequest(
                 AwContentsClient.AwWebResourceRequest request) {
             // TODO: Consider analogy with AwContentsClient, i.e.
             //  - do we need an onloadresource callback?
             //  - do we need to post an error if the response data == null?
             return mServiceWorkerClient.shouldInterceptRequest(request);
         }
     }
 }