Move most of ChromeV8Context to a base ScriptContext

chrome/renderer/extensions/file_system_natives.cc

 // Copyright (c) 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.
 
 #include "chrome/renderer/extensions/file_system_natives.h"
 
 #include <string>
 
 #include "base/basictypes.h"
 #include "base/logging.h"
 #include "chrome/common/url_constants.h"
 #include "chrome/renderer/extensions/chrome_v8_context.h"
 #include "chrome/renderer/extensions/user_script_slave.h"
 #include "extensions/common/constants.h"
+#include "extensions/renderer/script_context.h"
 #include "grit/renderer_resources.h"
 #include "third_party/WebKit/public/platform/WebString.h"
 #include "third_party/WebKit/public/web/WebDOMError.h"
 #include "third_party/WebKit/public/web/WebDOMFileSystem.h"
 #include "third_party/WebKit/public/web/WebLocalFrame.h"
 #include "webkit/common/fileapi/file_system_types.h"
 #include "webkit/common/fileapi/file_system_util.h"
 
 namespace extensions {
 
@@ skipping 15 matching lines @@
 void FileSystemNatives::GetIsolatedFileSystem(
     const v8::FunctionCallbackInfo<v8::Value>& args) {
   DCHECK(args.Length() == 1 || args.Length() == 2);
   DCHECK(args[0]->IsString());
   std::string file_system_id(*v8::String::Utf8Value(args[0]));
   blink::WebLocalFrame* webframe =
       blink::WebLocalFrame::frameForContext(context()->v8_context());
   DCHECK(webframe);
 
   GURL context_url =
-      extensions::UserScriptSlave::GetDataSourceURLForFrame(webframe);
+      extensions::ScriptContext::GetDataSourceURLForFrame(webframe);
   CHECK(context_url.SchemeIs(extensions::kExtensionScheme));
 
   std::string name(fileapi::GetIsolatedFileSystemName(context_url.GetOrigin(),
                                                       file_system_id));
 
   // The optional second argument is the subfolder within the isolated file
   // system at which to root the DOMFileSystem we're returning to the caller.
   std::string optional_root_name;
   if (args.Length() == 2) {
     DCHECK(args[1]->IsString());
@@ skipping 89 matching lines @@
   std::string message(*v8::String::Utf8Value(args[1]));
   // message is optional hence empty is fine.
 
   blink::WebDOMError dom_error = blink::WebDOMError::create(
       blink::WebString::fromUTF8(name),
       blink::WebString::fromUTF8(message));
   args.GetReturnValue().Set(dom_error.toV8Value());
 }
 
 }  // namespace extensions