WebView: add {set,get}SafeBrowsingEnabled per WebView

android_webview/java/src/org/chromium/android_webview/AwBrowserContext.java

 // Copyright 2013 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;
 import android.content.SharedPreferences;
 
 import org.chromium.components.safe_browsing.SafeBrowsingApiBridge;
@@ skipping 14 matching lines @@
 
     private AwGeolocationPermissions mGeolocationPermissions;
     private AwFormDatabase mFormDatabase;
     private AwServiceWorkerController mServiceWorkerController;
     private Context mApplicationContext;
 
     public AwBrowserContext(SharedPreferences sharedPreferences, Context applicationContext) {
         mSharedPreferences = sharedPreferences;
         mApplicationContext = applicationContext;
 
-        if (AwContentsStatics.getSafeBrowsingEnabled()) {
-            initSafeBrowsingApiHandler();
-        }
+        initSafeBrowsingApiHandler();
     }
 
     public AwGeolocationPermissions getGeolocationPermissions() {
         if (mGeolocationPermissions == null) {
             mGeolocationPermissions = new AwGeolocationPermissions(mSharedPreferences);
         }
         return mGeolocationPermissions;
     }
 
     public AwFormDatabase getFormDatabase() {
@@ skipping 32 matching lines @@
         // Try to get a specialized service bridge.
         try {
             Class<? extends SafeBrowsingApiHandler> cls =
                     (Class<? extends SafeBrowsingApiHandler>) Class.forName(safeBrowsingApiHandler);
             SafeBrowsingApiBridge.setSafeBrowsingHandlerType(cls);
         } catch (ClassNotFoundException e) {
             // This is not an error; it just means this device doesn't have specialized services.
         }
     }
 }