Refactoring: de-couple Extensions from "script injection System" [render side] : 1

extensions/browser/api/execute_code_function.h

 // Copyright (c) 2013 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_EXECUTE_CODE_FUNCTION_H_
 #define EXTENSIONS_BROWSER_API_EXECUTE_CODE_FUNCTION_H_
 
 #include "extensions/browser/extension_function.h"
 #include "extensions/browser/script_executor.h"
 #include "extensions/common/api/extension_types.h"
@@ skipping 14 matching lines @@
   bool HasPermission() override;
   bool RunAsync() override;
 
   // Initialize |details_| if it hasn't already been.
   virtual bool Init() = 0;
   virtual bool ShouldInsertCSS() const = 0;
   virtual bool CanExecuteScriptOnPage() = 0;
   virtual ScriptExecutor* GetScriptExecutor() = 0;
   virtual bool IsWebView() const = 0;
   virtual const GURL& GetWebViewSrc() const = 0;
+  virtual int GetScriptInjectionInstanceId() const = 0;
   virtual void OnExecuteCodeFinished(const std::string& error,
                                      const GURL& on_url,
                                      const base::ListValue& result);
 
   // The injection details.
   scoped_ptr<core_api::extension_types::InjectDetails> details_;
 
  private:
   // Called when contents from the file whose path is specified in JSON
   // arguments has been loaded.
@@ skipping 18 matching lines @@
   // specified in JSON arguments.
   ExtensionResource resource_;
 
   // The URL of the file being injected into the page.
   GURL file_url_;
 };
 
 }  // namespace extensions
 
 #endif  // EXTENSIONS_BROWSER_API_EXECUTE_CODE_FUNCTION_H_