Skip pkg/docgen/test/generate_json_test on ia32 in debug mode

This seems sort of random in what configurations this is failing on ia32 (debug)

Review URL: https://codereview.chromium.org//203983004

git-svn-id: https://dart.googlecode.com/svn/branches/bleeding_edge/dart@34105 260f80e4-7a28-3924-810f-c04153c831b5
diff --git a/pkg/pkg.status b/pkg/pkg.status
index 86dad11..c6a89c0 100644
--- a/pkg/pkg.status
+++ b/pkg/pkg.status
@@ -31,6 +31,9 @@
 docgen/test/only_lib_content_in_pkg_test: Skip # slow
 docgen/test/typedef_test: Skip # slow
 
+[ $runtime == vm && $arch == ia32 && $mode == debug ]
+docgen/test/generate_json_test: Skip # Issue 17602
+
 [ $compiler == dart2js ]
 collection/test/equality_test/01: Fail # Issue 1533
 collection/test/equality_test/02: Fail # Issue 1533