[Fetch API] Remove HandleScope to protect local handles

third_party/WebKit/Source/modules/fetch/Request.h

Index: third_party/WebKit/Source/modules/fetch/Request.h
diff --git a/third_party/WebKit/Source/modules/fetch/Request.h b/third_party/WebKit/Source/modules/fetch/Request.h
index 57a9f3ba6273274223c3899585deb44d4d083ecb..569b84fabb9318265a9daea5a9aefe9fd2fbc16d 100644
--- a/third_party/WebKit/Source/modules/fetch/Request.h
+++ b/third_party/WebKit/Source/modules/fetch/Request.h
@@ -31,6 +31,8 @@ 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&);
 
@@ -54,6 +56,7 @@ public:
     String integrity() const;
 
     // From Request.idl:
+    // This function must be called with entering an appropriate V8 context.
     Request* clone(ScriptState*, ExceptionState&);
 
     FetchRequestData* passRequestData(ScriptState*);