Initial Implementation of Iframe Attribute for Feature Policy (Part 1)

third_party/WebKit/public/platform/WebFeaturePolicy.h

 // Copyright 2016 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 WebFeaturePolicy_h
 #define WebFeaturePolicy_h
 
 #include "WebSecurityOrigin.h"
 #include "WebString.h"
 #include "WebVector.h"
+#if INSIDE_BLINK
+#include "wtf/HashSet.h"
+#endif
 
 namespace blink {
 
 struct WebFeaturePolicy {
   struct ParsedWhitelist {
     ParsedWhitelist() : matchesAllOrigins(false) {}
     WebString featureName;
     bool matchesAllOrigins;
     WebVector<WebSecurityOrigin> origins;
   };
 };
 
 using WebParsedFeaturePolicy = WebVector<WebFeaturePolicy::ParsedWhitelist>;
 
+enum class WebFeaturePolicyFeature {

[Rick Byers, 2017/02/09 20:59:59]

iclelland is landing this now in https://codereview.chromium.org/2655663004/,
you'll want merge with his patch.

[lunalu1, 2017/02/09 23:19:04]

Yeah, but I think it might be easier for me to land this first because his CL is
moving stuff around and might make lots of conflicts with my CL. 

+  NotFound = 0,
+  DocumentCookie,
+  DocumentDomain,
+  DocumentWrite,
+  Geolocation,
+  Fullscreen,
+  MidiFeature,
+  Notifications,
+  Payment,
+  Push,
+  SyncScript,
+  SyncXHR,
+  Usermedia,
+  Vibrate,
+  WebRTC,
+  LAST_FEATURE = WebRTC
+};
+
 }  // namespace blink
 
+#if INSIDE_BLINK
+namespace WTF {
+
+template <>
+struct DefaultHash<blink::WebFeaturePolicyFeature> {
+  STATIC_ONLY(DefaultHash);
+  using Hash = IntHash<blink::WebFeaturePolicyFeature>;
+};
+
+template <>
+struct HashTraits<blink::WebFeaturePolicyFeature>
+    : GenericHashTraits<blink::WebFeaturePolicyFeature> {
+  STATIC_ONLY(HashTraits);
+  static bool isDeletedValue(const blink::WebFeaturePolicyFeature& value) {
+    return value == static_cast<blink::WebFeaturePolicyFeature>(-1);
+  }
+  static void constructDeletedValue(blink::WebFeaturePolicyFeature& slot,
+                                    bool) {
+    slot = static_cast<blink::WebFeaturePolicyFeature>(-1);
+  }
+};
+
+}  // namespace WTF
+#endif
+
 #endif  // WebFeaturePolicy_h