Git: fix process canceled exception on project reopening

platform/platform-impl/src/com/intellij/ui/AppUIUtil.java

@@ -15,9 +15,14 @@
  */
 package com.intellij.ui;
 
+import com.intellij.openapi.application.Application;
+import com.intellij.openapi.application.ApplicationManager;
 import com.intellij.openapi.application.impl.ApplicationInfoImpl;
+import com.intellij.openapi.project.Project;
+import com.intellij.openapi.util.Condition;
 import com.intellij.util.ImageLoader;
 import com.intellij.util.ui.UIUtil;
+import org.jetbrains.annotations.NotNull;
 
 import javax.swing.*;
 import java.awt.*;
@@ -45,4 +50,18 @@ public class AppUIUtil {
   public static void updateDialogIcon(final JDialog dialog) {
     UIUtil.updateDialogIcon(dialog, getAppIconImages());
   }
+
+  public static void invokeLaterIfProjectAlive(@NotNull final Project project, @NotNull final Runnable runnable) {
+    final Application application = ApplicationManager.getApplication();
+    if (application.isDispatchThread()) {
+      runnable.run();
+    } else {
+      application.invokeLater(runnable, new Condition() {
+        @Override
+        public boolean value(Object o) {
+          return (! project.isOpen()) || project.isDisposed();
+        }
+      });
+    }
+  }
 }

plugins/git4idea/src/git4idea/vfs/GitVFSListener.java

@@ -25,6 +25,7 @@ import com.intellij.openapi.vcs.VcsVFSListener;
 import com.intellij.openapi.vfs.LocalFileSystem;
 import com.intellij.openapi.vfs.VirtualFile;
 import com.intellij.openapi.vfs.VirtualFileEvent;
+import com.intellij.ui.AppUIUtil;
 import com.intellij.util.ui.UIUtil;
 import com.intellij.vcsUtil.VcsUtil;
 import git4idea.GitUtil;
@@ -150,7 +151,7 @@ public class GitVFSListener extends VcsVFSListener {
           }
         }
         addedFiles.retainAll(retainedFiles);
-        UIUtil.invokeLaterIfNeeded(new Runnable() {
+        AppUIUtil.invokeLaterIfProjectAlive(myProject, new Runnable() {
           @Override
           public void run() {
             originalExecuteAdd(addedFiles, copiedFiles);