diff --git a/closure/goog/db/error.js b/closure/goog/db/error.js
index <HASH>..<HASH> 100644
--- a/closure/goog/db/error.js
+++ b/closure/goog/db/error.js
@@ -340,6 +340,8 @@ goog.db.Error.fromRequest = function(request, message) {
  * @param {!IDBDatabaseException} ex The exception that was thrown.
  * @param {string} message The error message to add to err if it's wrapped.
  * @return {!goog.db.Error} The error that caused the failure.
+ * @suppress {invalidCasts} The cast from IDBDatabaseException to DOMError
+ *     is invalid and will not compile.
  */
 goog.db.Error.fromException = function(ex, message) {
   if ('name' in ex) {
Fix issues blocking the JSCompiler release

Most of these consist of
- invalid type casts
- function declarations in 'if' blocks, which are forbidden in
future versions of JS
- bad generic types

DELTA=2 (2 added, 0 deleted, 0 changed)


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