From c32cafb4dbb9bf21bf598eb8af18655b3c83cc27 Mon Sep 17 00:00:00 2001
From: Nadya Zabrodina <Nadya.Zabrodina@jetbrains.com>
Date: Sun, 4 May 2014 21:24:24 +0400
Subject: [PATCH] style

---
 .../hg4idea/provider/HgCachingCommittedChangesProvider.java    | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/plugins/hg4idea/src/org/zmlx/hg4idea/provider/HgCachingCommittedChangesProvider.java b/plugins/hg4idea/src/org/zmlx/hg4idea/provider/HgCachingCommittedChangesProvider.java
index 98577e3389d9..eb54341d8879 100644
--- a/plugins/hg4idea/src/org/zmlx/hg4idea/provider/HgCachingCommittedChangesProvider.java
+++ b/plugins/hg4idea/src/org/zmlx/hg4idea/provider/HgCachingCommittedChangesProvider.java
@@ -32,6 +32,7 @@ import com.intellij.openapi.vcs.versionBrowser.CommittedChangeList;
 import com.intellij.openapi.vfs.VirtualFile;
 import com.intellij.util.AsynchConsumer;
 import com.intellij.util.PlatformIcons;
+import com.intellij.util.containers.ContainerUtil;
 import com.intellij.vcsUtil.VcsUtil;
 import org.jetbrains.annotations.Nls;
 import org.jetbrains.annotations.NotNull;
@@ -348,7 +349,7 @@ public class HgCachingCommittedChangesProvider implements CachingCommittedChange
       new HgCommandResultNotifier(project).notifyError(null, HgVcsMessages.message("hg4idea.error.log.command.execution"), e.getMessage());
       return null;
     }
-    if (revisions == null || revisions.isEmpty()) {
+    if (ContainerUtil.isEmpty(revisions)) {
       return null;
     }
     HgFileRevision localRevision = revisions.get(0);