Index: third_party/WebKit/Source/core/experiments/Experiments.h |
diff --git a/third_party/WebKit/Source/core/experiments/Experiments.h b/third_party/WebKit/Source/core/experiments/Experiments.h |
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index 0000000000000000000000000000000000000000..6f6e758fc85c630da96f9776334e5f24d6345ce5 |
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+++ b/third_party/WebKit/Source/core/experiments/Experiments.h |
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+// Copyright 2015 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 Experiments_h |
+#define Experiments_h |
+ |
+#include "core/CoreExport.h" |
+#include "core/dom/DOMException.h" |
+#include "core/dom/ExecutionContext.h" |
+#include "wtf/text/WTFString.h" |
+ |
+namespace blink { |
+ |
+// The Experimental Framework (EF) provides limited access to experimental APIs, |
+// on a per-origin basis. This class provides an interface to API implementers, |
+// for checking if the experimental API should be enabled for the current |
+// context. |
+// |
+// Experimental APIs are defined by string names, provided by the implementers. |
+// The EF code does not maintain an enum or constant list for experiment names. |
+// Instead, the EF validates the name provided by the API implementation against |
+// any provided API keys. |
+// TODO(chasej): Link to documentation, or provide more detail on keys, .etc |
+class CORE_EXPORT Experiments { |
+public: |
+ static bool isApiEnabled(ExecutionContext*, const String& apiName); |
+ // Creates a NotSupportedError exception with a message explaining to |
+ // external developers why the API is disabled and how to join API |
+ // experiments. |
+ static DOMException* createApiDisabledException(const String& apiName); |
+ |
+private: |
+ explicit Experiments(); |
+}; |
+ |
+} // namespace blink |
+ |
+#endif // Experiments_h |