Android: Do not build files not needed on the platform.

chrome/browser/ui/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/crypto.gni")
 import("//build/config/features.gni")
 import("//build/config/ui.gni")
 
 gypi_values = exec_script("//build/gypi_to_gn.py",
                           [ rebase_path("../../chrome_browser_ui.gypi") ],
@@ skipping 164 matching lines @@
                     ".",
                     "//chrome")
   }
 
   if (is_chromeos) {
     sources += rebase_path(gypi_values.chrome_browser_ui_chromeos_sources,
                            ".",
                            "//chrome")
     deps += [ "//chrome/browser/chromeos" ]
   } else {
-    sources += rebase_path(gypi_values.chrome_browser_ui_non_chromeos_sources,
-                           ".",
-                           "//chrome")
     defines += [ "FRAME_AVATAR_BUTTON=1" ]
   }
   if (use_cups) {
     configs += [ "//printing:cups" ]
   }
   if (use_ash) {
     sources +=
         rebase_path(gypi_values.chrome_browser_ui_ash_sources, ".", "//chrome")
     deps += [
       "//ash",
@@ skipping 321 matching lines @@
     "website_settings/mock_permission_bubble_request.h",
   ]
 
   if (toolkit_views) {
     sources += [ "views/find_bar_host_unittest_util_views.cc" ]
     if (!is_mac) {
       sources += [ "views/toolbar/browser_action_test_util_views.cc" ]
     }
   }
 
+  if (is_android) {
+    sources -= [
+      "exclusive_access/fullscreen_controller_state_test.cc",
+      "exclusive_access/fullscreen_controller_state_test.h",
+      "exclusive_access/fullscreen_controller_state_tests.h",
+      "exclusive_access/fullscreen_controller_test.cc",
+      "exclusive_access/fullscreen_controller_test.h",
+    ]
+  }
+
   public_deps = [
     ":ui",
   ]
   deps = [
     "//chrome/app/theme:theme_resources",
     "//chrome/browser",
     "//content/public/browser",
     "//content/public/common",
     "//content/test:test_support",
     "//net:test_support",
     "//skia",
     "//testing/gtest",
     "//ui/base",
   ]
 }