[ObjC ARC] Converts ios/chrome/browser/ui/static_content:static_content to ARC.

ios/chrome/browser/ui/static_content/static_html_view_controller.h

 // Copyright 2012 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.
 
 #ifndef IOS_CHROME_BROWSER_UI_STATIC_CONTENT_STATIC_HTML_VIEW_CONTROLLER_H_
 #define IOS_CHROME_BROWSER_UI_STATIC_CONTENT_STATIC_HTML_VIEW_CONTROLLER_H_
 
 #import <UIKit/UIKit.h>
 #import <WebKit/WebKit.h>
 
@@ skipping 32 matching lines @@
 // Init with the IDR_ constant that point to a string with the given encoding.
 - (id)initWithResourceId:(int)resourceId encoding:(NSStringEncoding)encoding;
 
 @end
 
 // Displays html pages either located in the application bundle, the application
 // data directory, or obtained by a |HtmlGenerator|.
 @interface StaticHtmlViewController : NSObject
 
 // The web view that is displaying the content. It is lazily created.
-@property(nonatomic, readonly) WKWebView* webView;
+@property(nonatomic, readonly, weak) WKWebView* webView;
 
 // Returns the web controller scrollview.
 - (UIScrollView*)scrollView;
 
 // Initialization method. |resource| is the location of the static page to
 // display, relative to the root of the application bundle. |browserState| is
 // the user browser state to use for loading resources and must not be null.
 - (instancetype)initWithResource:(NSString*)resource
                     browserState:(web::BrowserState*)browserState;
 
@@ skipping 51 matching lines @@
 // Set a |CRWNativeContentDelegate| that will be notified each time the title of
 // the page changes.
 - (void)setDelegate:(id<CRWNativeContentDelegate>)delegate;
 
 // Enables or disables the scrolling in the native view.
 - (void)setScrollEnabled:(BOOL)enabled;
 
 @end
 
 #endif  // IOS_CHROME_BROWSER_UI_STATIC_CONTENT_STATIC_HTML_VIEW_CONTROLLER_H_