[DO NOT COMMIT] mojo datapipe performance measurement

third_party/WebKit/public/platform/modules/websockets/WebSocketHandle.h

Index: third_party/WebKit/public/platform/modules/websockets/WebSocketHandle.h
diff --git a/third_party/WebKit/public/platform/modules/websockets/WebSocketHandle.h b/third_party/WebKit/public/platform/modules/websockets/WebSocketHandle.h
index 82ff81701986e70779a484bccd94c44eeb83a34a..819855531607d4a88fdc08de8eaba09f7f46dd0f 100644
--- a/third_party/WebKit/public/platform/modules/websockets/WebSocketHandle.h
+++ b/third_party/WebKit/public/platform/modules/websockets/WebSocketHandle.h
@@ -33,6 +33,7 @@
 
 #include "public/platform/WebCommon.h"
 #include "public/platform/WebVector.h"
+#include "public/platform/WebCallbacks.h"
 
 namespace blink {
 
@@ -61,6 +62,13 @@ public:
     virtual void send(bool fin, MessageType, const char* data, size_t /* size */) = 0;
     virtual void flowControl(int64_t quota) = 0;
     virtual void close(unsigned short code, const WebString& reason) = 0;
+
+    enum LoaderTestIPC {
+        ViaChromiumIPC,
+        ViaMojo,
+    };
+    // The async return value is an integer representing the elapsed time in usec.
+    virtual void loaderTestTransmit(LoaderTestIPC, bool verifyData, size_t bucketSize, size_t bufferSize, size_t totalSize, WebCallbacks<int, void>*) {}
 };
 
 } // namespace blink