[Android WebView] Actualize @Overrides for methods added in Lollipop

android_webview/glue/java/src/com/android/webview/chromium/WebViewChromiumFactoryProvider.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.app.ActivityManager;
 import android.content.ComponentCallbacks2;
 import android.content.Context;
 import android.content.Intent;
@@ skipping 344 matching lines @@
 
                     @Override
                     public void setWebContentsDebuggingEnabled(boolean enable) {
                         // Web Contents debugging is always enabled on debug builds.
                         if (!isBuildDebuggable()) {
                             WebViewChromiumFactoryProvider.this.setWebContentsDebuggingEnabled(
                                     enable);
                         }
                     }
 
-                    // TODO enable after L release to AOSP
-                    //@Override
+                    @Override
                     public void clearClientCertPreferences(Runnable onCleared) {
                         AwContentsStatics.clearClientCertPreferences(onCleared);
                     }
 
                     @Override
                     public void freeMemoryForTests() {
                         if (ActivityManager.isRunningInTestHarness()) {
                             MemoryPressureListener.maybeNotifyMemoryPresure(
                                     ComponentCallbacks2.TRIM_MEMORY_COMPLETE);
                         }
                     }
 
-                    // TODO: Add @Override.
+                    @Override
                     public void enableSlowWholeDocumentDraw() {
                         WebViewChromium.enableSlowWholeDocumentDraw();
                     }
 
                     @Override
                     public Uri[] parseFileChooserResult(int resultCode, Intent intent) {
                         return AwContentsClient.parseFileChooserResult(resultCode, intent);
                     }
                 };
             }
@@ skipping 75 matching lines @@
                         browserContext.getHttpAuthDatabase(context));
             }
         }
         return mWebViewDatabase;
     }
 
     WebViewDelegate getWebViewDelegate() {
         return mWebViewDelegate;
     }
 }