WebRTCStats added for surfacing RTCStats from WebRTC to Blink.

third_party/WebKit/public/platform/WebRTCStats.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 WebRTCStats_h
+#define WebRTCStats_h
+
+#include "WebCommon.h"
+#include "WebString.h"
+
+#include <memory>
+#include <string>
+#include <vector>
+
+namespace blink {
+
+class WebRTCStatsMember;
+
+// Corresponds to |webrtc::RTCStatsMemberInterface::Type| in WebRTC.

[perkj_chrome, 2016/09/07 14:34:36]

Can you really refer to webrtc:: in blink? 

[hbos_chromium, 2016/09/08 08:38:31]

Dunno, removed comment.

+enum WebRTCStatsMemberType {
+    WebRTCStatsMemberTypeInt32,
+    WebRTCStatsMemberTypeUint32,
+    WebRTCStatsMemberTypeInt64,
+    WebRTCStatsMemberTypeUint64,
+    WebRTCStatsMemberTypeDouble,
+    WebRTCStatsMemberTypeStaticString,
+    WebRTCStatsMemberTypeString,
+
+    WebRTCStatsMemberTypeSequenceInt32,
+    WebRTCStatsMemberTypeSequenceUint32,
+    WebRTCStatsMemberTypeSequenceInt64,
+    WebRTCStatsMemberTypeSequenceUint64,
+    WebRTCStatsMemberTypeSequenceDouble,
+    WebRTCStatsMemberTypeSequenceStaticString,
+    WebRTCStatsMemberTypeSequenceString,
+};
+
+class WebRTCStats {
+public:
+    virtual ~WebRTCStats() {}
+
+    virtual WebString id() const = 0;
+    virtual WebString type() const = 0;
+    virtual double timestamp() const = 0;
+
+    virtual size_t membersCount() const = 0;
+    virtual std::unique_ptr<WebRTCStatsMember> getMember(size_t) const = 0;
+};
+
+class WebRTCStatsMember {
+public:
+    virtual WebString name() const = 0;
+    virtual WebRTCStatsMemberType type() const = 0;
+
+    // Value getters. No conversion is performed; the function must match the member's |type|.
+    virtual int32_t valueInt32() const = 0;
+    virtual uint32_t valueUint32() const = 0;
+    virtual int64_t valueInt64() const = 0;
+    virtual uint64_t valueUint64() const = 0;
+    virtual double valueDouble() const = 0;
+    virtual const char* valueStaticString() const = 0;
+    virtual const std::string& valueString() const = 0;
+    virtual const std::vector<int32_t>& valueSequenceInt32() const = 0;
+    virtual const std::vector<uint32_t>& valueSequenceUint32() const = 0;
+    virtual const std::vector<int64_t>& valueSequenceInt64() const = 0;
+    virtual const std::vector<uint64_t>& valueSequenceUint64() const = 0;
+    virtual const std::vector<double>& valueSequenceDouble() const = 0;
+    virtual const std::vector<const char*>& valueSequenceStaticString() const = 0;
+    virtual const std::vector<std::string>& valueSequenceString() const = 0;
+};
+
+} // namespace blink
+
+#endif // WebRTCStats_h