Remove all the now dead Locale code.

sky/engine/platform/BUILD.gn

 # Copyright 2014 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("//build/config/ui.gni")
 import("//sky/engine/build/scripts/scripts.gni")
 import("//sky/engine/config.gni")
 
 # Most targets in this file are private actions so use that as the default.
 visibility = [":*"]
@@ skipping 530 matching lines @@
     "text/BidiContext.h",
     "text/BidiResolver.h",
     "text/BidiRunList.h",
     "text/BidiTextRun.cpp",
     "text/BidiTextRun.h",
     "text/DateTimeFormat.cpp",
     "text/DateTimeFormat.h",
     "text/DecodeEscapeSequences.h",
     "text/LineEnding.cpp",
     "text/LineEnding.h",
-    "text/LocaleICU.cpp",
-    "text/LocaleICU.h",
     "text/LocaleToScriptMapping.cpp",
     "text/LocaleToScriptMapping.h",
     "text/NonCJKGlyphOrientation.h",
     "text/ParserUtilities.h",
-    "text/PlatformLocale.cpp",
-    "text/PlatformLocale.h",
     "text/QuotedPrintable.cpp",
     "text/QuotedPrintable.h",
     "text/SegmentedString.cpp",
     "text/SegmentedString.h",
     "text/StringTruncator.cpp",
     "text/StringTruncator.h",
     "text/SuffixTree.h",
     "text/SurrogatePairAwareTextIterator.cpp",
     "text/SurrogatePairAwareTextIterator.h",
     "text/TextBoundaries.cpp",
@@ skipping 238 matching lines @@
     # See https://bugs.webkit.org/show_bug.cgi?id=62916.
     # TODO(GYP)
     #'cflags': ['-marm'],
     #    'conditions': [
     #      ['OS=="android"', {
     #        'cflags!': ['-mthumb'],
     #      }],
     #    ],
   }
 }