Delete ChromeOS code

gyp/views.gyp

 # Copyright 2015 Google Inc.
 #
 # Use of this source code is governed by a BSD-style license that can be
 # found in the LICENSE file.
 # Views is the Skia windowing toolkit.
 # It provides:
 #  * A portable means of creating native windows.
 #  * Events.
 #  * Basic widgets and controls.
 
@@ skipping 80 matching lines @@
           '../src/views/mac/SkEventNotifier.h',
           '../src/views/mac/SkEventNotifier.mm',
           '../src/views/mac/SkTextFieldCell.h',
           '../src/views/mac/SkTextFieldCell.m',
           '../src/views/mac/SkNSView.h',
           '../src/views/mac/SkNSView.mm',
           '../src/views/mac/SkOSWindow_Mac.mm',
           '../src/views/mac/skia_mac.mm',
           ],
         }],
-        [ 'skia_os in ["linux", "freebsd", "openbsd", "solaris", "chromeos"] and skia_use_sdl == 0', {
+        [ 'skia_os in ["linux", "freebsd", "openbsd", "solaris"] and skia_use_sdl == 0', {
           'link_settings': {
             'libraries': [
               '-lGL',
               '-lGLU',
               '-lX11',
             ],
           },
         },{
           'sources!': [
             '../src/views/unix/SkOSWindow_Unix.cpp',
@@ skipping 69 matching lines @@
         'include_dirs': [
           '../include/views',
         ],
       },
       'export_dependent_settings': [
         'xml.gyp:xml',
       ],
     },
   ],
 }