[FeaturePolicy] Initial implementation of Feature Policy

third_party/WebKit/Source/platform/network/HTTPParsers.h

 /*
  * Copyright (C) 2006 Alexey Proskuryakov (ap@webkit.org)
  * Copyright (C) 2009 Google Inc. All rights reserved.
  * Copyright (C) 2011 Apple 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:
  *
  * 1.  Redistributions of source code must retain the above copyright
@@ skipping 14 matching lines @@
  * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
  * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  */
 
 #ifndef HTTPParsers_h
 #define HTTPParsers_h
 
 #include "platform/PlatformExport.h"
+#include "platform/json/JSONValues.h"
 #include "wtf/Allocator.h"
 #include "wtf/Forward.h"
 #include "wtf/HashSet.h"
 #include "wtf/Vector.h"
 #include "wtf/text/StringHash.h"
 
+#include <memory>
+
 namespace blink {
 
 class Suborigin;
 class ResourceResponse;
 
 typedef enum {
   ContentDispositionNone,
   ContentDispositionInline,
   ContentDispositionAttachment,
   ContentDispositionOther
@@ skipping 99 matching lines @@
 PLATFORM_EXPORT ContentTypeOptionsDisposition
 parseContentTypeOptionsHeader(const String& header);
 
 // Returns true and stores the position of the end of the headers to |*end|
 // if the headers part ends in |bytes[0..size]|. Returns false otherwise.
 PLATFORM_EXPORT bool parseMultipartHeadersFromBody(const char* bytes,
                                                    size_t,
                                                    ResourceResponse*,
                                                    size_t* end);
 
+// Parses a header value containing JSON data, according to
+// https://tools.ietf.org/html/draft-ietf-httpbis-jfv-01
+// Returns an empty unique_ptr if the header cannot be parsed as JSON.
+PLATFORM_EXPORT std::unique_ptr<JSONArray> parseJSONHeader(
+    const String& header);
+
 }  // namespace blink
 
 #endif