Suppress medium_integer_test as Dartium on Linux is now x64.

tests/standalone/standalone.status

Index: tests/standalone/standalone.status
diff --git a/tests/standalone/standalone.status b/tests/standalone/standalone.status
index 80596af3542a40da31bd2b1c73dcddcd12b99baf..70d06ba2ced724a440d50fa1fe6ba8c2a5ae86a4 100644
--- a/tests/standalone/standalone.status
+++ b/tests/standalone/standalone.status
@@ -38,6 +38,9 @@ io/*: Skip # Don't run tests using dart:io in the browser
 crypto/*: Skip # Don't run tests using dart:io in the browser
 package/*: Skip # Do not run those in Dartium.
 
+[ $compiler == none && $runtime == drt && $system == linux ]
+medium_integer_test: Fail # Issue 1146.  linux => x64.
+
 [ $compiler == dartc]
 *: Skip