Updated TODO(shreyasv)

ios/web/crw_browsing_data_store.mm

 // Copyright 2015 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.
 
 #import "ios/web/public/crw_browsing_data_store.h"
 
 #import <Foundation/Foundation.h>
 
 #include "base/ios/ios_util.h"
 #import "base/ios/weak_nsobject.h"
@@ skipping 132 matching lines @@
 }
 
 #pragma mark -
 #pragma mark NSObject Methods
 
 - (instancetype)initWithBrowserState:(web::BrowserState*)browserState {
   self = [super init];
   if (self) {
     DCHECK([NSThread isMainThread]);
     DCHECK(browserState);
-    // TODO(shreyasv): Instantiate the necessary CRWBrowsingDataManagers that
-    // are encapsulated within this class. crbug.com/480654.
     _browserState = browserState;
     web::ActiveStateManager* activeStateManager =
         web::BrowserState::GetActiveStateManager(browserState);
     DCHECK(activeStateManager);
     _mode = activeStateManager->IsActive() ? web::ACTIVE : web::INACTIVE;
-    // TODO(shreyasv): If the creation of CRWBrowsingDataManagers turns out to
-    // be an expensive operations re-visit this with a lazy-evaluation approach.
     base::scoped_nsobject<CRWCookieBrowsingDataManager>
         cookieBrowsingDataManager([[CRWCookieBrowsingDataManager alloc]
             initWithBrowserState:browserState]);
     _browsingDataTypeMap.reset([@{
       @(web::BROWSING_DATA_TYPE_COOKIES) : cookieBrowsingDataManager,
     } retain]);
   }
   return self;
 }
 
@@ skipping 58 matching lines @@
   }
   return ![_lastDispatchedOperation isFinished];
 }
 
 #pragma mark -
 #pragma mark Public Methods
 
 - (void)makeActiveWithCompletionHandler:
     (void (^)(BOOL success))completionHandler {
   DCHECK([NSThread isMainThread]);
-  // TODO(shreyasv): Verify the preconditions for this method when
-  // web::WebViewCounter class is implemented. crbug.com/480507.
 
   [self changeMode:web::ACTIVE completionHandler:completionHandler];
 }
 
 - (void)makeInactiveWithCompletionHandler:
     (void (^)(BOOL success))completionHandler {
   DCHECK([NSThread isMainThread]);
-  // TODO(shreyasv): Verify the preconditions for this method when
-  // web::WebViewCounter class is implemented. crbug.com/480507.
 
   [self changeMode:web::INACTIVE completionHandler:completionHandler];
 }
 
 - (void)removeDataOfTypes:(web::BrowsingDataTypes)browsingDataTypes
         completionHandler:(ProceduralBlock)completionHandler {
   DCHECK([NSThread isMainThread]);
-  // TODO(shreyasv): Verify the preconditions for this method when
-  // web::WebViewCounter class is implemented. crbug.com/480507.
 
   NSArray* browsingDataManagers =
       [self browsingDataManagersForBrowsingDataTypes:browsingDataTypes];
   [self performOperationWithType:REMOVE
             browsingDataManagers:browsingDataManagers
                completionHandler:completionHandler];
 }
 
 #pragma mark -
 #pragma mark Private Properties
@@ skipping 257 matching lines @@
   DCHECK(queue);
 
   if (_lastDispatchedOperation) {
     [operation addDependency:_lastDispatchedOperation];
   }
   _lastDispatchedOperation.reset([operation retain]);
   [queue addOperation:operation];
 }
 
 @end