Deprecate initTouchEvent

third_party/WebKit/Source/core/frame/UseCounter.cpp

Index: third_party/WebKit/Source/core/frame/UseCounter.cpp
diff --git a/third_party/WebKit/Source/core/frame/UseCounter.cpp b/third_party/WebKit/Source/core/frame/UseCounter.cpp
index 6397d00f9f7fc8b5ef2d46c483ef779d2bff9314..4f3edd65895a6c38a33fb42c145ad09f4b370d38 100644
--- a/third_party/WebKit/Source/core/frame/UseCounter.cpp
+++ b/third_party/WebKit/Source/core/frame/UseCounter.cpp
@@ -940,6 +940,9 @@ String UseCounter::deprecationMessage(Feature feature)
     case CSSXGetComputedStyleQueries:
         return "'getComputedStyle(e).cssXx' (except .cssFloat) is deprecated and will be removed in M50, around April 2016. Please use 'getComputedStyle(e).xx' instead.";
 
+    case V8TouchEvent_InitTouchEvent_Method:
+        return "'TouchEvent.initTouchEvent' is deprecated and will be removed in M53, around September 2016. Please use TouchEvent constructor instead. See https://www.chromestatus.com/features/5730982598541312 for more details.";

[Rick Byers, 2015/12/18 17:16:10]

nit: s/use TouchEvent constructor/use the TouchEvent constructor/

Also please update your chromestatus entry to link directly to our constructor
demo page: https://jsbin.com/lohuwa (and perhaps also the spec example I just
added:
https://w3c.github.io/touch-events/#firing-a-synthetic-touchevent-from-script)

[chongz, 2015/12/21 22:54:34]

Done.

+
     // Features that aren't deprecated don't have a deprecation message.
     default:
         return String();