platform/platform-resources/src/META-INF/VcsExtensions.xml

<idea-plugin>
  <extensions defaultExtensionNs="com.intellij">
    <applicationService serviceInterface="com.intellij.openapi.vcs.actions.VcsContextFactory"
                        serviceImplementation="com.intellij.peer.impl.VcsContextFactoryImpl"/>

    <projectService serviceInterface="com.intellij.openapi.vcs.AbstractVcsHelper"
                    serviceImplementation="com.intellij.openapi.vcs.impl.AbstractVcsHelperImpl"/>
    <projectService serviceInterface="com.intellij.openapi.vcs.IssueNavigationConfiguration"
                    serviceImplementation="com.intellij.openapi.vcs.IssueNavigationConfiguration"/>
    <projectService serviceInterface="com.intellij.openapi.diff.DirDiffManager"
                    serviceImplementation="com.intellij.openapi.diff.impl.dir.DirDiffManagerImpl"/>
    <projectService serviceImplementation="com.intellij.openapi.vcs.VcsConfiguration"/>
    <projectService serviceImplementation="com.intellij.openapi.vcs.contentAnnotation.VcsContentAnnotationSettings"/>
    <projectService serviceImplementation="com.intellij.openapi.diff.impl.settings.MergeToolSettings"/>
    <projectService serviceImplementation="com.intellij.openapi.diff.impl.settings.DiffToolSettings"/>
    <projectService serviceInterface="com.intellij.openapi.vcs.roots.VcsRootDetector"
                    serviceImplementation="com.intellij.openapi.vcs.roots.VcsRootDetectorImpl"/>
    <projectService serviceImplementation="com.intellij.openapi.vcs.VcsNotifier"/>

    <selectInTarget implementation="com.intellij.openapi.vcs.changes.SelectInChangesViewTarget"/>

    <projectConfigurable instance="com.intellij.openapi.vcs.configurable.VcsManagerConfigurable" id="vcs"/>

    <changesViewContent tabName="Repository" className="com.intellij.openapi.vcs.changes.committed.CommittedChangesViewManager"
                        predicateClassName="com.intellij.openapi.vcs.changes.committed.CommittedChangesVisibilityPredicate"/>
    <changesViewContent tabName="Incoming" className="com.intellij.openapi.vcs.changes.committed.IncomingChangesViewProvider"
                        predicateClassName="com.intellij.openapi.vcs.changes.committed.IncomingChangesVisibilityPredicate"/>

    <vcs.fileStatusProvider implementation="com.intellij.openapi.vcs.changes.conflicts.ChangelistConflictFileStatusProvider"/>
    <writingAccessProvider implementation="com.intellij.openapi.vcs.changes.conflicts.ChangelistConflictAccessProvider"/>
    <editorNotificationProvider implementation="com.intellij.openapi.vcs.changes.conflicts.ChangelistConflictNotificationProvider"/>

    <handleTypeFactory implementation="com.intellij.openapi.vcs.readOnlyHandler.VcsHandleTypeFactory"/>

    <keymapExtension implementation="com.intellij.openapi.vcs.impl.VcsKeymapExtension"/>
    <fileTypeFactory implementation="com.intellij.openapi.vcs.impl.VcsFileTypeFactory"/>
    <virtualFileSystem key="vcs" implementationClass="com.intellij.openapi.vcs.vfs.VcsFileSystem"/>
    <fileDocumentSynchronizationVetoer implementation="com.intellij.openapi.vcs.changes.SaveCommittingDocumentsVetoer"/>

    <applicationService serviceImplementation="com.intellij.openapi.vcs.VcsApplicationSettings"/>
    <applicationService serviceInterface="com.intellij.openapi.vcs.impl.CheckinHandlersManager"
                        serviceImplementation="com.intellij.openapi.vcs.impl.CheckinHandlersManagerImpl"/>
    <pathMacroFilter implementation="com.intellij.openapi.vcs.VcsPathMacroFilter"/>
    <search.topHitProvider implementation="com.intellij.openapi.vcs.actions.VcsTopHitProvider"/>
    <actionPromoter implementation="com.intellij.openapi.vcs.actions.VcsActionPromoter"/>
  </extensions>
</idea-plugin>