Implement <webview>.addContentScript/removeContentScript API [2]

extensions/browser/api/guest_view/web_view/web_view_internal_api.h

 // 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.
 
 #ifndef EXTENSIONS_BROWSER_API_WEB_VIEW_WEB_VIEW_INTERNAL_API_H_
 #define EXTENSIONS_BROWSER_API_WEB_VIEW_WEB_VIEW_INTERNAL_API_H_
 
 #include "extensions/browser/api/capture_web_contents_function.h"
 #include "extensions/browser/api/execute_code_function.h"
 #include "extensions/browser/extension_function.h"
+#include "extensions/browser/guest_view/web_view/web_ui/web_ui_url_fetcher.h"
 #include "extensions/browser/guest_view/web_view/web_view_guest.h"
 
 // WARNING: WebViewInternal could be loaded in an unblessed context, thus any
 // new APIs must extend WebViewInternalExtensionFunction or
 // WebViewInternalExecuteCodeFunction which do a process ID check to prevent
 // abuse by normal renderer processes.
 namespace extensions {
 
 // An abstract base class for async webview APIs. It does a process ID check
 // in RunAsync, and then calls RunAsyncSafe which must be overriden by all
@@ skipping 26 matching lines @@
   // WebViewInternalExtensionFunction implementation.
   bool RunAsyncSafe(WebViewGuest* guest) override;
 
   DISALLOW_COPY_AND_ASSIGN(WebViewInternalNavigateFunction);
 };
 
 class WebViewInternalExecuteCodeFunction
     : public extensions::ExecuteCodeFunction {
  public:
   WebViewInternalExecuteCodeFunction();
-  // Called when a file URL request is complete.
-  // Parameters:
-  // - whether the request is success.
-  // - If yes, the content of the file.
-  using WebUILoadFileCallback = base::Callback<void(bool, const std::string&)>;
 
  protected:
   ~WebViewInternalExecuteCodeFunction() override;
 
   // Initialize |details_| if it hasn't already been.
   bool Init() override;
   bool ShouldInsertCSS() const override;
   bool CanExecuteScriptOnPage() override;
   // Guarded by a process ID check.
   extensions::ScriptExecutor* GetScriptExecutor() final;
   bool IsWebView() const override;
   const GURL& GetWebViewSrc() const override;
   bool LoadFile(const std::string& file) override;
 
  private:
-  class WebUIURLFetcher;
-
   // Loads a file url on WebUI.
   bool LoadFileForWebUI(const std::string& file_src,
-                        const WebUILoadFileCallback& callback);
+                        const WebUIURLFetcher::WebUILoadFileCallback& callback);
 
   // Contains extension resource built from path of file which is
   // specified in JSON arguments.
   extensions::ExtensionResource resource_;
 
   int guest_instance_id_;
 
   GURL guest_src_;
 
   scoped_ptr<WebUIURLFetcher> url_fetcher_;
@@ skipping 367 matching lines @@
   uint32 remove_mask_;
   // Tracks any data related or parse errors.
   bool bad_message_;
 
   DISALLOW_COPY_AND_ASSIGN(WebViewInternalClearDataFunction);
 };
 
 }  // namespace extensions
 
 #endif  // CHROME_BROWSER_EXTENSIONS_API_WEB_VIEW_WEB_VIEW_INTERNAL_API_H_