Remove remainder of Athena related code from Chrome

chrome/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/features.gni")
 import("//build/config/locales.gni")
 import("//build/config/ui.gni")
 import("//chrome/chrome_repack_locales.gni")
 import("//chrome/version.gni")
 
@@ skipping 467 matching lines @@
 
     if (!is_ios) {
       sources += [ "$root_gen_dir/content/app/resources/content_resources_${percent}_percent.pak" ]
       deps += [ "//content:resources" ]
     }
     if (use_ash) {
       sources +=
           [ "$root_gen_dir/ash/resources/ash_resources_${percent}_percent.pak" ]
       deps += [ "//ash/resources" ]
     }
-    if (use_athena) {
-      sources += [ "$root_gen_dir/athena/resources/athena_resources_${percent}_percent.pak" ]
-      deps += [ "//athena/resources" ]
-    }
     if (is_chromeos) {
       sources += [ "$root_gen_dir/ui/chromeos/resources/ui_chromeos_resources_${percent}_percent.pak" ]
       deps += [ "//ui/chromeos/resources" ]
     }
     if (enable_extensions) {
       sources += [ "$root_gen_dir/extensions/extensions_browser_resources_${percent}_percent.pak" ]
     }
 
     output = repack_output_file
   }
@@ skipping 85 matching lines @@
       "//chrome/browser",
       "//chrome/browser/ui",
       "//chrome/plugin",
       "//chrome/renderer",
       "//chrome/utility",
       "//components/enhanced_bookmarks",
       "//content/public/app:browser",
     ]
   }
 }