events: Make it a separate component from ui.

ui/ui.gyp

Index: ui/ui.gyp
diff --git a/ui/ui.gyp b/ui/ui.gyp
index deb44b2ac788503710478fb295dd4ea83c83f759..96295329b61d76cfab478c39e1ab4664f81063d8 100644
--- a/ui/ui.gyp
+++ b/ui/ui.gyp
@@ -167,21 +167,6 @@
         'base/dragdrop/os_exchange_data_provider_aura.h',
         'base/dragdrop/os_exchange_data_provider_win.cc',
         'base/dragdrop/os_exchange_data_provider_win.h',
-        'events/gestures/gesture_configuration.cc',
-        'events/gestures/gesture_configuration.h',
-        'events/gestures/gesture_point.cc',
-        'events/gestures/gesture_point.h',
-        'events/gestures/gesture_recognizer.h',
-        'events/gestures/gesture_recognizer_impl.cc',
-        'events/gestures/gesture_recognizer_impl.h',
-        'events/gestures/gesture_sequence.cc',
-        'events/gestures/gesture_sequence.h',
-        'events/gestures/gesture_types.cc',
-        'events/gestures/gesture_types.h',
-        'events/gestures/gesture_util.cc',
-        'events/gestures/gesture_util.h',
-        'events/gestures/velocity_calculator.cc',
-        'events/gestures/velocity_calculator.h',
         'base/gtk/event_synthesis_gtk.cc',
         'base/gtk/event_synthesis_gtk.h',
         'base/gtk/focus_store_gtk.cc',
@@ -293,7 +278,6 @@
         'base/win/accessibility_misc_utils.cc',
         'base/win/accessibility_misc_utils.h',
         'base/win/atl_module.h',
-        'events/win/events_win.cc',
         'base/win/extra_sdk_defines.h',
         'base/win/foreground_helper.cc',
         'base/win/foreground_helper.h',
@@ -333,54 +317,6 @@
         'base/x/x11_util.cc',
         'base/x/x11_util.h',
         'base/x/x11_util_internal.h',
-        'events/event.cc',
-        'events/event.h',
-        'events/event_constants.h',
-        'events/event_dispatcher.cc',
-        'events/event_dispatcher.h',
-        'events/event_handler.cc',
-        'events/event_handler.h',
-        'events/event_switches.cc',
-        'events/event_switches.h',
-        'events/event_target.cc',
-        'events/event_target.h',
-        'events/event_utils.cc',
-        'events/event_utils.h',
-        'events/events_export.h',
-        'events/keycodes/keyboard_code_conversion.cc',
-        'events/keycodes/keyboard_code_conversion.h',
-        'events/keycodes/keyboard_code_conversion_android.cc',
-        'events/keycodes/keyboard_code_conversion_android.h',
-        'events/keycodes/keyboard_code_conversion_gtk.cc',
-        'events/keycodes/keyboard_code_conversion_gtk.h',
-        'events/keycodes/keyboard_code_conversion_mac.h',
-        'events/keycodes/keyboard_code_conversion_mac.mm',
-        'events/keycodes/keyboard_code_conversion_win.cc',
-        'events/keycodes/keyboard_code_conversion_win.h',
-        'events/keycodes/keyboard_code_conversion_x.cc',
-        'events/keycodes/keyboard_code_conversion_x.h',
-        'events/keycodes/keyboard_codes.h',
-        'events/latency_info.cc',
-        'events/latency_info.h',
-        'events/ozone/evdev/key_event_converter_ozone.cc',
-        'events/ozone/evdev/key_event_converter_ozone.h',
-        'events/ozone/evdev/touch_event_converter_ozone.cc',
-        'events/ozone/evdev/touch_event_converter_ozone.h',
-        'events/ozone/event_converter_ozone.cc',
-        'events/ozone/event_converter_ozone.h',
-        'events/ozone/event_factory_delegate_ozone.h',
-        'events/ozone/event_factory_ozone.cc',
-        'events/ozone/event_factory_ozone.h',
-        'events/ozone/events_ozone.cc',
-        'events/x/device_data_manager.cc',
-        'events/x/device_data_manager.h',
-        'events/x/device_list_cache_x.cc',
-        'events/x/device_list_cache_x.h',
-        'events/x/events_x.cc',
-        'events/x/events_x_utils.cc',
-        'events/x/events_x_utils.h',
-        'events/x/touch_factory_x11.cc',
-        'events/x/touch_factory_x11.h',
         'gfx/android/device_display_info.cc',
         'gfx/android/device_display_info.h',
         'gfx/android/java_bitmap.cc',
@@ -714,11 +650,6 @@
             ['exclude', 'base/dragdrop/drag_utils_aura.cc'],
           ],
         }],
-        ['use_aura==0 and toolkit_views==0', {
-          'sources/': [
-            ['exclude', '^events/gestures/*'],
-          ]
-        }],
         ['use_glib == 1', {
           'dependencies': [
             # font_gtk.cc uses fontconfig.
@@ -879,12 +810,6 @@
             '../build/linux/system.gyp:xext',
             '../build/linux/system.gyp:xfixes',
           ],
-        }, {  # use_x11==0
-          'sources/': [
-            ['exclude', 'events/keycodes/keyboard_code_conversion_x.*'],
-            ['exclude', 'base/x/*'],
-            ['exclude', 'events/x/*'],
-          ],
         }],
         ['use_ozone==0', {
           'sources!': [
@@ -897,15 +822,6 @@
           'sources!': [
             'base/dragdrop/drop_target_event.cc',
             'base/dragdrop/drop_target_event.h',
-            'events/event.cc',
-            'events/event.h',
-            'events/event_dispatcher.cc',
-            'events/event_dispatcher.h',
-            'events/event_handler.cc',
-            'events/event_handler.h',
-            'events/event_target.cc',
-            'events/event_target.h',
-            'events/x/events_x.cc',
           ],
         }],
         ['OS=="android"', {
@@ -915,8 +831,6 @@
             'base/default_theme_provider.cc',
             'base/dragdrop/drag_utils.cc',
             'base/dragdrop/drag_utils.h',
-            'events/event_utils.cc',
-            'events/keycodes/keyboard_code_conversion.cc',
             'base/l10n/l10n_font_util.cc',
             'base/models/button_menu_item_model.cc',
             'base/models/dialog_model.cc',