Move CursorList to its own file.

third_party/WebKit/Source/core/style/BUILD.gn

 # 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.
 
 import("//third_party/WebKit/Source/core/core.gni")
 
 blink_core_sources("rendering") {
   visibility = [ "//third_party/WebKit/Source/core/*" ]
 
   sources = [
@@ skipping 14 matching lines @@
     "ClipPathOperation.h",
     "ComputedStyle.cpp",
     "ComputedStyle.h",
     "ComputedStyleConstants.h",
     "ContentData.cpp",
     "ContentData.h",
     "CounterContent.h",
     "CounterDirectives.cpp",
     "CounterDirectives.h",
     "CursorData.h",
+    "CursorList.h",
     "DataEquivalency.h",
     "DataPersistent.h",
     "DataRef.h",
     "FillLayer.cpp",
     "FillLayer.h",
     "FilterOperation.cpp",
     "FilterOperation.h",
     "FilterOperations.cpp",
     "FilterOperations.h",
     "GridArea.h",
@@ skipping 73 matching lines @@
     "SVGComputedStyle.cpp",
     "SVGComputedStyle.h",
     "SVGComputedStyleDefs.cpp",
     "SVGComputedStyleDefs.h",
   ]
   configs += [
     # TODO(jschuh): crbug.com/167187 fix size_t to int truncations.
     "//build/config/compiler:no_size_t_to_int_warning",
   ]
 }