platform/platform-resources/src/componentSets/UICore.xml

<components>
  <application-components>
    <component>
      <implementation-class>com.intellij.ide.SwingCleanuper</implementation-class>
    </component>
    <component>
      <interface-class>com.intellij.openapi.wm.IdeFocusManager</interface-class>
      <implementation-class>com.intellij.openapi.wm.impl.FocusManagerImpl</implementation-class>
      <headless-implementation-class>com.intellij.openapi.wm.impl.IdeFocusManagerHeadless</headless-implementation-class>
    </component>
    <component>
      <interface-class>com.intellij.ide.DataManager</interface-class>
      <implementation-class>com.intellij.ide.impl.DataManagerImpl</implementation-class>
      <headless-implementation-class>com.intellij.idea.CommandLineApplication$MyDataManagerImpl</headless-implementation-class>
    </component>
    <component>
      <interface-class>com.intellij.openapi.actionSystem.ActionManager</interface-class>
      <implementation-class>com.intellij.openapi.actionSystem.impl.ActionManagerImpl</implementation-class>
    </component>
    <component>
      <interface-class>com.intellij.openapi.keymap.KeymapManager</interface-class>
      <implementation-class>com.intellij.openapi.keymap.impl.KeymapManagerImpl</implementation-class>
    </component>
    <component>
      <interface-class>com.intellij.openapi.util.DimensionService</interface-class>
      <implementation-class>com.intellij.openapi.util.DimensionService</implementation-class>
    </component>

    <component>
      <interface-class>com.intellij.ide.ui.UISettings</interface-class>
      <implementation-class>com.intellij.ide.ui.UISettings</implementation-class>
    </component>

    <component>
      <implementation-class>com.intellij.ide.IdeTooltipManager</implementation-class>
    </component>

    <component>
      <implementation-class>com.intellij.openapi.actionSystem.impl.MouseGestureManager</implementation-class>
    </component>

    <component>
      <interface-class>com.intellij.ide.SaveAndSyncHandler</interface-class>
      <implementation-class>com.intellij.ide.SaveAndSyncHandlerImpl</implementation-class>
    </component>
    <component>
      <interface-class>com.intellij.ide.FrameStateManager</interface-class>
      <implementation-class>com.intellij.ide.FrameStateManagerImpl</implementation-class>
    </component>
    <component>
      <interface-class>com.intellij.ide.GeneralSettings</interface-class>
      <implementation-class>com.intellij.ide.GeneralSettings</implementation-class>
    </component>
    <component>
      <implementation-class>com.intellij.ide.MacOSApplicationProvider</implementation-class>
    </component>
    <component>
      <implementation-class>com.intellij.ui.switcher.QuickAccessSettings</implementation-class>
    </component>

    <component>
      <implementation-class>com.intellij.openapi.updateSettings.impl.UpdateCheckerComponent</implementation-class>
      <headless-implementation-class/>
    </component>
  </application-components>

  <project-components>
    <component>
      <implementation-class>com.intellij.ui.switcher.SwitchManager</implementation-class>
      <skipForDefaultProject/>
    </component>
    <component>
      <implementation-class>com.intellij.ui.switcher.QuickActionManager</implementation-class>
    </component>
    <component>
      <implementation-class>com.intellij.ide.bookmarks.BookmarkManager</implementation-class>
    </component>
  </project-components>
</components>