Teach WebURLRequest about Fetch's "frame type" concept.

public/platform/WebURLRequest.h

 /*
  * Copyright (C) 2009 Google Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions are
  * met:
  *
  *     * Redistributions of source code must retain the above copyright
  * notice, this list of conditions and the following disclaimer.
  *     * Redistributions in binary form must reproduce the above
@@ skipping 70 matching lines @@
         TargetIsSharedWorker = 10,
         TargetIsPrefetch = 11,
         TargetIsFavicon = 12,
         TargetIsXHR = 13,
         TargetIsTextTrack = 14,
         TargetIsPing = 15,
         TargetIsServiceWorker = 16,
         TargetIsUnspecified = 17,
     };
 
+    // Corresponds to Fetch's "context": http://fetch.spec.whatwg.org/#concept-request-context
+    //
     // FIXME: Drop the TargetType enum once embedders are updated upstream.
     enum RequestContext {
         RequestContextUnspecified = 0,
         RequestContextInternal, // FIXME: This isn't part of Fetch. It should be.
         RequestContextAudio,
         RequestContextBeacon,
         RequestContextCSPReport,
         RequestContextDownload,
         RequestContextEmbed,
         RequestContextEventSource,
@@ skipping 16 matching lines @@
         RequestContextSharedWorker,
         RequestContextSubresource,
         RequestContextStyle,
         RequestContextTrack,
         RequestContextVideo,
         RequestContextWorker,
         RequestContextXMLHttpRequest,
         RequestContextXSLT
     };
 
+    // Corresponds to Fetch's "context frame type": http://fetch.spec.whatwg.org/#concept-request-context-frame-type
+    enum FrameType {
+        FrameTypeAuxiliary,
+        FrameTypeNested,
+        FrameTypeNone,
+        FrameTypeTopLevel
+    };
+
     class ExtraData {
     public:
         virtual ~ExtraData() { }
     };
 
     ~WebURLRequest() { reset(); }
 
     WebURLRequest() : m_private(0) { }
     WebURLRequest(const WebURLRequest& r) : m_private(0) { assign(r); }
     WebURLRequest& operator=(const WebURLRequest& r)
@@ skipping 53 matching lines @@
     BLINK_PLATFORM_EXPORT bool reportRawHeaders() const;
     BLINK_PLATFORM_EXPORT void setReportRawHeaders(bool);
 
     // FIXME: Remove these once content/ and net/ are updated.
     BLINK_PLATFORM_EXPORT TargetType targetType() const;
     BLINK_PLATFORM_EXPORT void setTargetType(TargetType);
 
     BLINK_PLATFORM_EXPORT RequestContext requestContext() const;
     BLINK_PLATFORM_EXPORT void setRequestContext(RequestContext);
 
+    BLINK_PLATFORM_EXPORT FrameType frameType() const;
+    BLINK_PLATFORM_EXPORT void setFrameType(FrameType);
+
     BLINK_PLATFORM_EXPORT WebReferrerPolicy referrerPolicy() const;
 
     // Adds an HTTP origin header if it is empty and the HTTP method of the
     // request requires it.
     BLINK_PLATFORM_EXPORT void addHTTPOriginIfNeeded(const WebString& origin);
 
     // True if the request was user initiated.
     BLINK_PLATFORM_EXPORT bool hasUserGesture() const;
     BLINK_PLATFORM_EXPORT void setHasUserGesture(bool);
 
@@ skipping 39 matching lines @@
 protected:
     BLINK_PLATFORM_EXPORT void assign(WebURLRequestPrivate*);
 
 private:
     WebURLRequestPrivate* m_private;
 };
 
 } // namespace blink
 
 #endif