Allow generation of a chromium outdirs when enable_extensions=false

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/chromecast_build.gni")
 import("//build/config/crypto.gni")
 import("//build/config/features.gni")
 import("//build/config/ui.gni")
 import("//build/split_static_library.gni")
 import("//chrome/common/features.gni")
@@ skipping 1187 matching lines @@
     deps += [
       "//apps",
       "//apps/ui/views",
       "//chrome/app/vector_icons",
       "//chrome/browser/profile_resetter:profile_reset_report_proto",
       "//chrome/common:features",
       "//components/feedback/proto",
       "//components/proximity_auth/webui",
       "//components/web_modal",
       "//device/bluetooth",
-      "//extensions/common:mojo",
       "//mash/public/interfaces",
       "//services/device/public/interfaces",
       "//ui/vector_icons",
     ]
+
+    if (enable_extensions) {
+      deps += [ "//extensions/common:mojo" ]
+    }
   }
 
   if (enable_basic_printing || enable_print_preview) {
     deps += [ "//printing" ]
   }
 
   if (enable_nacl) {
     sources += [
       "webui/nacl_ui.cc",
       "webui/nacl_ui.h",
@@ skipping 2377 matching lines @@
       "test/test_confirm_bubble_model.cc",
       "test/test_confirm_bubble_model.h",
     ]
     deps += [ "//chrome/test:test_support_ui" ]
   }
 
   if (enable_extensions) {
     deps += [ "//extensions/browser" ]
   }
 }