Introduce Selection class

third_party/WebKit/Source/core/editing/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("editing") {
   split_count = 5
   sources = [
     "CaretBase.cpp",
@@ skipping 28 matching lines @@
     "Position.cpp",
     "Position.h",
     "PositionIterator.cpp",
     "PositionIterator.h",
     "PositionWithAffinity.cpp",
     "PositionWithAffinity.h",
     "RelocatablePosition.cpp",
     "RelocatablePosition.h",
     "RenderedPosition.cpp",
     "RenderedPosition.h",
+    "Selection.cpp",
+    "Selection.h",
     "SelectionAdjuster.cpp",
     "SelectionAdjuster.h",
     "SelectionController.cpp",
     "SelectionController.h",
     "SelectionEditor.cpp",
     "SelectionEditor.h",
     "SelectionModifier.cpp",
     "SelectionModifier.h",
     "SelectionType.h",
     "SurroundingText.cpp",
@@ skipping 136 matching lines @@
 
   if (is_mac) {
     sources += [ "commands/SmartReplaceCF.cpp" ]
   }
 
   configs += [
     # TODO(jschuh): crbug.com/167187 fix size_t to int truncations.
     "//build/config/compiler:no_size_t_to_int_warning",
   ]
 }