GN: Make content_shell and webkit_unit_tests work in component build

ui/events/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")
 
 static_library("dom4_keycode_converter") {
   sources = [
     "keycodes/dom4/keycode_converter.cc",
     "keycodes/dom4/keycode_converter.h",
@@ skipping 221 matching lines @@
     "test/test_event_handler.h",
     "test/test_event_processor.cc",
     "test/test_event_processor.h",
     "test/test_event_target.cc",
     "test/test_event_target.h",
   ]
 
   deps = [
     "//base",
     "//skia",
+    "//ui/events/platform",
     "//ui/gfx/geometry",
+    ":events",
     ":events_base",
-    ":events",
     ":gesture_detection",
   ]
 
   if (is_ios) {
     sources -= [
       "test/cocoa_test_event_utils.h",
       "test/cocoa_test_event_utils.mm",
     ]
   }
 
@@ skipping 19 matching lines @@
     "gesture_detection/motion_event_buffer_unittest.cc",
     "gesture_detection/motion_event_generic_unittest.cc",
     "gesture_detection/touch_disposition_gesture_filter_unittest.cc",
     "gesture_detection/velocity_tracker_unittest.cc",
     "keycodes/dom4/keycode_converter_unittest.cc",
     "latency_info_unittest.cc",
     "platform/platform_event_source_unittest.cc",
     "x/events_x_unittest.cc",
   ]
 
+  deps = [
+    ":dom4_keycode_converter",
+    ":events",
+    ":events_base",
+    ":gesture_detection",
+    ":test_support",
+    "//base",
+    "//base/test:run_all_unittests",
+    "//skia",
+    "//testing/gtest",
+    "//ui/events/platform",
+    "//ui/gfx:test_support",
+  ]
+
   if (use_x11) {
     configs += [ "//build/config/linux:x11" ]
+    deps += [ "//ui/gfx/x" ]
   } else {
     sources -= [
       "x/events_x_unittest.cc",
     ]
   }
 
   if (use_ozone) {
     sources += [
       "ozone/evdev/key_event_converter_evdev_unittest.cc",
       "ozone/evdev/touch_event_converter_evdev_unittest.cc",
     ]
   }
 
   if (use_aura) {
     sources += [
       "gestures/gesture_provider_aura_unittest.cc",
     ]
   }
-
-  deps = [
-    ":events",
-    ":events_base",
-    ":gesture_detection",
-    ":test_support",
-    "//base",
-    "//base/test:run_all_unittests",
-    "//skia",
-    "//testing/gtest",
-    "//ui/gfx:test_support",
-  ]
 }