Allow building mojo_shell and non-graphical apps/services on a Mac

ui/gl/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")
 if (is_android) {
   import("//build/config/android/config.gni")
   import("//build/config/android/rules.gni")
 }
 
@@ skipping 245 matching lines @@
     ]
   }
 
   if (is_mac) {
     sources += [
       "gl_context_cgl.cc",
       "gl_context_cgl.h",
       "gpu_switching_manager.cc",
       "gpu_switching_manager.h",
     ]
+
+    cflags = [ "-Wno-deprecated-declarations" ]
   }
 }
 
 source_set("gl_unittest_utils") {
   testonly = true
   sources = [
     "gl_bindings_autogen_mock.cc",
     "gl_bindings_autogen_mock.h",
     "gl_mock.cc",
     "gl_mock.h",
@@ skipping 18 matching lines @@
     deps = [
       ":surface_jni_headers",
     ]
     sources = [
       "../android/java/src/org/chromium/ui/gl/SurfaceTextureListener.java",
       "../android/java/src/org/chromium/ui/gl/SurfaceTexturePlatformWrapper.java",
     ]
     jni_package = "ui/gl"
   }
 }