@NotNull
 private static FilePath rebasePath(
     @NotNull FilePath oldBase, @NotNull FilePath newBase, @NotNull FilePath path) {
   String relativePath =
       ObjectUtils.assertNotNull(FileUtil.getRelativePath(oldBase.getPath(), path.getPath(), '/'));
   return VcsUtil.getFilePath(newBase.getPath() + "/" + relativePath, path.isDirectory());
 }
 public ThreeState haveChangesUnder(@NotNull VirtualFile virtualFile) {
   FilePath dir = VcsUtil.getFilePath(virtualFile);
   FilePath changeCandidate = myIdx.getAffectedPaths().ceiling(dir);
   if (changeCandidate == null) {
     return ThreeState.NO;
   }
   return FileUtil.isAncestorThreeState(dir.getPath(), changeCandidate.getPath(), false);
 }
 private static SimpleDiffRequest createBinaryDiffRequest(
     final Project project, final Change change) throws VcsException {
   final FilePath filePath = ChangesUtil.getFilePath(change);
   final SimpleDiffRequest request = new SimpleDiffRequest(project, filePath.getPath());
   try {
     request.setContents(
         createBinaryFileContent(project, change.getBeforeRevision(), filePath.getName()),
         createBinaryFileContent(project, change.getAfterRevision(), filePath.getName()));
     return request;
   } catch (IOException e) {
     throw new VcsException(e);
   }
 }