[wasm] asm.js: Add asm_wasm variant to test asm.js->wasm pipeline.

test/mjsunit/mjsunit.status

Index: test/mjsunit/mjsunit.status
diff --git a/test/mjsunit/mjsunit.status b/test/mjsunit/mjsunit.status
index 1270bbbd8c7d6bf7a860237023e86a7e13183923..c9eef21a6c8f7c4cd50bb01658f4d3655dcdfdb4 100644
--- a/test/mjsunit/mjsunit.status
+++ b/test/mjsunit/mjsunit.status
@@ -827,4 +827,23 @@
   'big-array-literal': [SKIP],
 }],  # 'gcov_coverage'
 
+##############################################################################
+['variant == asm_wasm', {
+  # Skip stuff uninteresting for asm.js
+  'bugs/*': [SKIP],
+  'compiler/*': [SKIP],
+  'es6/*': [SKIP],
+  'es7/*': [SKIP],
+  'es8/*': [SKIP],
+  'harmony/*': [SKIP],
+  'ignition/*': [SKIP],
+  'lithium/*': [SKIP],
+  'third_party/*': [SKIP],
+  'tools/*': [SKIP],
+  'apply': [SKIP],
+  'math-*': [SKIP],
+  'unicode-test': [SKIP],
+  'whitespaces': [SKIP],
+}],  # variant == asm_wasm
+
 ]