Initialize CRIWVWebView with Configuration object instead of browserState.

ios/web_view/internal/criwv_web_view_configuration.mm

+// Copyright 2017 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_view/public/criwv_web_view_configuration.h"
+
+#import "ios/web_view/public/criwv_website_data_store.h"
+
+#if !defined(__has_feature) || !__has_feature(objc_arc)
+#error "This file requires ARC support."
+#endif
+
+@implementation CRIWVWebViewConfiguration
+
+@synthesize websiteDataStore = _websiteDataStore;
+
+- (instancetype)init {
+  self = [super init];
+  if (self) {
+    self.websiteDataStore = [CRIWVWebsiteDataStore defaultDataStore];

[Eugene But (OOO till 7-30), 2017/02/07 01:27:46]

s/self.websiteDataStore/_websiteDataStore

https://google.github.io/styleguide/objcguide.xml#Avoid_Accessors_During_init...

[michaeldo, 2017/02/08 20:40:48]

Done.

+  }
+  return self;
+}
+
+@end