Enable <webview>.executeScript outside of Apps and Extensions [2]

extensions/browser/api/execute_code_function.cc

 // 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_EXECUTE_CODE_FUNCTION_IMPL_H_
 #define EXTENSIONS_BROWSER_API_EXECUTE_CODE_FUNCTION_IMPL_H_
 
 #include "extensions/browser/api/execute_code_function.h"
 
 #include "extensions/browser/component_extension_resource_manager.h"
@@ skipping 187 matching lines @@
 
   if (!CanExecuteScriptOnPage())
     return false;
 
   if (details_->code.get())
     return Execute(*details_->code);
 
   if (!details_->file.get())
     return false;
 
-  if (!extension())
-    return false;
+  return LoadFile(*details_->file);
+}
 
-  resource_ = extension()->GetResource(*details_->file);
+bool ExecuteCodeFunction::LoadFile(const std::string& file) {
+  resource_ = extension()->GetResource(file);
 
   if (resource_.extension_root().empty() || resource_.relative_path().empty()) {
     error_ = kNoCodeOrFileToExecuteError;
     return false;
   }
 
   int resource_id;
   const ComponentExtensionResourceManager*
       component_extension_resource_manager =
           ExtensionsBrowserClient::Get()
@@ skipping 19 matching lines @@
                                                 const base::ListValue& result) {
   if (!error.empty())
     SetError(error);
 
   SendResponse(error.empty());
 }
 
 }  // namespace extensions
 
 #endif  // EXTENSIONS_BROWSER_API_EXECUTE_CODE_FUNCTION_IMPL_H_