Fix a problem with the delete-after-reboot code. Removing pending renames of ...

chrome/installer/util/delete_after_reboot_helper.cc

Index: chrome/installer/util/delete_after_reboot_helper.cc
===================================================================
--- chrome/installer/util/delete_after_reboot_helper.cc	(revision 67529)
+++ chrome/installer/util/delete_after_reboot_helper.cc	(working copy)
@@ -244,6 +244,13 @@
   DWORD length = GetShortPathName(path, WriteInto(&short_path, MAX_PATH),
                                   MAX_PATH);
   DLOG_IF(WARNING, length == 0) << __FUNCTION__ << " gle=" << GetLastError();
+  if (length == 0) {
+    // GetShortPathName fails if the path is no longer present. Instead of
+    // returning an empty string, just return the original string. This will
+    // serve for our purposes.
+    return path;
+  }
+
   short_path.resize(length);
   return short_path;
 }