Get rid of unused functions SelectionAdjuster::adjustSelectionIn{DOM,Flat}Tree

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 = [
     "CaretDisplayItemClient.cpp",
@@ skipping 218 matching lines @@
     "EditingTestBase.cpp",
     "EditingTestBase.h",
     "EditingUtilitiesTest.cpp",
     "EditorTest.cpp",
     "EphemeralRangeTest.cpp",
     "FrameSelectionTest.cpp",
     "GranularityStrategyTest.cpp",
     "InputMethodControllerTest.cpp",
     "PositionTest.cpp",
     "RelocatablePositionTest.cpp",
-    "SelectionAdjusterTest.cpp",
     "SelectionControllerTest.cpp",
     "SelectionTemplateTest.cpp",
     "SurroundingTextTest.cpp",
     "VisiblePositionTest.cpp",
     "VisibleSelectionTest.cpp",
     "VisibleUnitsTest.cpp",
     "commands/ApplyBlockElementCommandTest.cpp",
     "commands/ApplyStyleCommandTest.cpp",
     "commands/CompositeEditCommandTest.cpp",
     "commands/DeleteSelectionCommandTest.cpp",
@@ skipping 24 matching lines @@
     "//third_party/WebKit/Source:config",
     "//third_party/WebKit/Source:inside_blink",
   ]
 
   deps = [
     "//testing/gmock",
     "//testing/gtest",
     "//third_party/WebKit/Source/core:core",
   ]
 }