diff --git a/mozilla/toolkit/crashreporter/nsExceptionHandler.cpp b/mozilla/toolkit/crashreporter/nsExceptionHandler.cpp
index 2abd3d8ebc0..9f2bd629c3e 100755
--- a/mozilla/toolkit/crashreporter/nsExceptionHandler.cpp
+++ b/mozilla/toolkit/crashreporter/nsExceptionHandler.cpp
@@ -672,6 +672,12 @@ nsresult UnsetExceptionHandler()
     delete crashReporterAPIData_Hash;
     crashReporterAPIData_Hash = nsnull;
   }
+
+  if (crashReporterAPIData) {
+    delete crashReporterAPIData;
+    crashReporterAPIData = nsnull;
+  }
+
   if (crashReporterPath) {
     NS_Free(crashReporterPath);
     crashReporterPath = nsnull;