Remove webkitCancelRequestAnimationFrame

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

Index: third_party/WebKit/Source/core/frame/Deprecation.cpp
diff --git a/third_party/WebKit/Source/core/frame/Deprecation.cpp b/third_party/WebKit/Source/core/frame/Deprecation.cpp
index 488f21ab633633dc3c15848f8199f6295103b1d0..ab2a2fd1884a3b1d887b3e7c798ddc9a9b6aba39 100644
--- a/third_party/WebKit/Source/core/frame/Deprecation.cpp
+++ b/third_party/WebKit/Source/core/frame/Deprecation.cpp
@@ -281,11 +281,6 @@ String Deprecation::deprecationMessage(UseCounter::Feature feature) {
       return "'webkitCancelAnimationFrame' is vendor-specific. Please use the "
              "standard 'cancelAnimationFrame' instead.";
 
-    case UseCounter::PrefixedCancelRequestAnimationFrame:
-      return replacedWillBeRemoved("webkitCancelRequestAnimationFrame",
-                                   "cancelAnimationFrame", M57,
-                                   "5588435494502400");
-
     case UseCounter::PictureSourceSrc:
       return "<source src> with a <picture> parent is invalid and therefore "
              "ignored. Please use <source srcset> instead.";