[git] remove unused methods around GitChangesSaver, correctly refresh after unstashing

plugins/git4idea/src/git4idea/stash/GitChangesSaver.java

@@ -53,11 +53,6 @@ public abstract class GitChangesSaver {
 
   protected GitConflictResolver.Params myParams;
 
-  /**
-   * Refreshes files changed during save or load.
-   */
-  public abstract void refresh();
-
   /**
    * Returns an instance of the proper GitChangesSaver depending on the given save changes policy.
    * @return {@link GitStashChangesSaver} or {@link GitShelveChangesSaver}.
@@ -96,13 +91,6 @@ public abstract class GitChangesSaver {
     save(rootsToSave);
   }
 
-  /**
-   * Loads local changes from stash or shelf, and sorts the changes back to the change lists they were before update.
-   */
-  public void restoreLocalChanges() {
-    load();
-  }
-
   public void notifyLocalChangesAreNotRestored() {
     if (wereChangesSaved()) {
       LOG.info("Update is incomplete, changes are not restored");

plugins/git4idea/src/git4idea/stash/GitShelveChangesSaver.java

@@ -112,10 +112,4 @@ public class GitShelveChangesSaver extends GitChangesSaver {
   protected void showSavedChanges() {
     myShelveViewManager.activateView(myShelvedLists.get(myShelvedLists.keySet().iterator().next()));
   }
-
-  @Override
-  public void refresh() {
-    // refreshed inside shelve manager
-  }
-
 }

plugins/git4idea/src/git4idea/stash/GitStashChangesSaver.java

@@ -26,7 +26,7 @@ import com.intellij.openapi.vcs.changes.Change;
 import com.intellij.openapi.vcs.history.VcsRevisionNumber;
 import com.intellij.openapi.vcs.impl.LocalChangesUnderRoots;
 import com.intellij.openapi.vcs.merge.MergeDialogCustomizer;
-import com.intellij.openapi.vfs.LocalFileSystem;
+import com.intellij.openapi.vfs.VfsUtil;
 import com.intellij.openapi.vfs.VirtualFile;
 import git4idea.GitPlatformFacade;
 import git4idea.commands.Git;
@@ -92,12 +92,6 @@ public class GitStashChangesSaver extends GitChangesSaver {
     GitUnstashDialog.showUnstashDialog(myProject, new ArrayList<VirtualFile>(myStashedRoots), myStashedRoots.iterator().next());
   }
 
-  @Override
-  public void refresh() {
-    // we'll refresh more but this way we needn't compute what files under roots etc
-    LocalFileSystem.getInstance().refreshIoFiles(myChangeManager.getAffectedPaths());
-  }
-
   private void stash(Collection<VirtualFile> roots) throws VcsException {
     for (VirtualFile root : roots) {
       final String message = GitHandlerUtil.formatOperationName("Stashing changes from", root);
@@ -131,6 +125,7 @@ public class GitStashChangesSaver extends GitChangesSaver {
 
     GitSimpleEventDetector conflictDetector = new GitSimpleEventDetector(GitSimpleEventDetector.Event.MERGE_CONFLICT_ON_UNSTASH);
     GitCommandResult result = myGit.stashPop(repository, conflictDetector);
+    VfsUtil.markDirtyAndRefresh(false, true, false, root);
     if (result.success()) {
       return false;
     }

plugins/git4idea/src/git4idea/update/GitUpdateProcess.java

@@ -304,11 +304,6 @@ public class GitUpdateProcess {
     return compoundResult.join(result);
   }
 
-  private void restoreLocalChanges() {
-    mySaver.restoreLocalChanges();
-    mySaver.refresh();
-  }
-
   // fetch all roots. If an error happens, return false and notify about errors.
   private boolean fetchAndNotify() {
     return new GitFetcher(myProject, myProgressIndicator, false).fetchRootsAndNotify(myRepositories, "Update failed", false);