[Fetch API] Remove HandleScope to protect local handles

third_party/WebKit/Source/modules/fetch/Request.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 Request_h
 #define Request_h
 
 #include "bindings/core/v8/Dictionary.h"
 #include "bindings/core/v8/ScriptWrappable.h"
 #include "bindings/modules/v8/RequestOrUSVString.h"
@@ skipping 13 matching lines @@
 class EncodedFormData;
 class RequestInit;
 class WebServiceWorkerRequest;
 
 using RequestInfo = RequestOrUSVString;
 
 class MODULES_EXPORT Request final : public Body {
     DEFINE_WRAPPERTYPEINFO();
     WTF_MAKE_NONCOPYABLE(Request);
 public:
+    // These "create" function must be called with entering an appropriate
+    // V8 context.
     // From Request.idl:
     static Request* create(ScriptState*, const RequestInfo&, const Dictionary&, ExceptionState&);
 
     static Request* create(ScriptState*, const String&, ExceptionState&);
     static Request* create(ScriptState*, const String&, const Dictionary&, ExceptionState&);
     static Request* create(ScriptState*, Request*, ExceptionState&);
     static Request* create(ScriptState*, Request*, const Dictionary&, ExceptionState&);
     static Request* create(ScriptState*, FetchRequestData*);
     static Request* create(ScriptState*, const WebServiceWorkerRequest&);
 
     // From Request.idl:
     String method() const;
     KURL url() const;
     Headers* getHeaders() const { return m_headers; }
     String context() const;
     String referrer() const;
     String referrerPolicy() const;
     String mode() const;
     String credentials() const;
     String redirect() const;
     String integrity() const;
 
     // From Request.idl:
+    // This function must be called with entering an appropriate V8 context.
     Request* clone(ScriptState*, ExceptionState&);
 
     FetchRequestData* passRequestData(ScriptState*);
     void populateWebServiceWorkerRequest(WebServiceWorkerRequest&) const;
     bool hasBody() const;
     BodyStreamBuffer* bodyBuffer() override { return m_request->buffer(); }
     const BodyStreamBuffer* bodyBuffer() const override { return m_request->buffer(); }
     PassRefPtr<EncodedFormData> attachedCredential() const { return m_request->attachedCredential(); }
 
     DECLARE_VIRTUAL_TRACE();
 
 private:
     Request(ScriptState*, FetchRequestData*, Headers*);
     Request(ScriptState*, FetchRequestData*);
     Request(ScriptState*, const WebServiceWorkerRequest&);
 
     const FetchRequestData* request() const { return m_request; }
     static Request* createRequestWithRequestOrString(ScriptState*, Request*, const String&, RequestInit&, ExceptionState&);
 
     String mimeType() const override;
     void refreshBody(ScriptState*);
 
     const Member<FetchRequestData> m_request;
     const Member<Headers> m_headers;
 };
 
 } // namespace blink
 
 #endif // Request_h