Disable more failing tests after f3338dd3.

TBR=yangguo@chromium.org
NOTREECHECKS=true
NOTRY=true

Review URL: https://codereview.chromium.org/1067353002

Cr-Commit-Position: refs/heads/master@{#27652}

test/mjsunit/mjsunit.status

@@ -98,6 +98,7 @@
   'debug-evaluate-locals-optimized-double': [PASS, NO_VARIANTS],
   'debug-evaluate-recursive': [PASS, NO_VARIANTS],  # only in no-snap debug.
   'debug-step': [PASS, NO_VARIANTS],  # windows only.
+  'debug-step-2': [PASS, NO_VARIANTS],  # flaky in no-snap mode.
   'debug-stepframe-clearing': [PASS, NO_VARIANTS],  # only in no-snap debug.
   'regress/regress-3717':[PASS, NO_VARIANTS],  # only in no-snap mode.
 

test/test262-es6/test262-es6.status

@@ -35,6 +35,9 @@
 
   # TODO(mstarzinger): Optimizing top-level code found some issues. Fix!
   'language/expressions/addition/S9.3_A4.1_T2': [PASS, NO_VARIANTS],
+  'language/expressions/addition/S11.6.1_A2.2_T2': [PASS, NO_VARIANTS],
+  'language/expressions/addition/S11.6.1_A3.2_T2.2': [PASS, NO_VARIANTS],
+  'language/expressions/addition/S11.6.1_A3.2_T2.4': [PASS, NO_VARIANTS],
 
   # Unicode canonicalization is not available with i18n turned off.
   'built-ins/String/prototype/localeCompare/15.5.4.9_CE': [['no_i18n', SKIP]],

test/test262/test262.status

@@ -34,6 +34,9 @@
 
   # TODO(mstarzinger): Optimizing top-level code found some issues. Fix!
   'S9.3_A4.1_T2': [PASS, NO_VARIANTS],
+  'S11.6.1_A2.2_T2': [PASS, NO_VARIANTS],
+  'S11.6.1_A3.2_T2.2': [PASS, NO_VARIANTS],
+  'S11.6.1_A3.2_T2.4': [PASS, NO_VARIANTS],
 
   # BUG(v8:3455)
   '11.2.3_b': [FAIL],