Bug 1229944 - Reenable the test.

dom/canvas/moz.build

@@ -7,7 +7,7 @@
 TEST_DIRS += ['compiledtest']
 
 # Number changes to this file to avoid bug 1081323 (clobber after changing a manifest):
-# 1
+# 2
 
 MOCHITEST_MANIFESTS += [
     'test/crossorigin/mochitest.ini',

dom/canvas/test/webgl-mochitest.ini

@@ -13,7 +13,6 @@ fail-if = (os == 'b2g')
 support-files = captureStream_common.js
 [webgl-mochitest/test_cubemap_must_be_square.html]
 [webgl-mochitest/test_depth_tex_lazy_clear.html]
-skip-if = 1
 [webgl-mochitest/test_draw.html]
 [webgl-mochitest/test_fb_param.html]
 [webgl-mochitest/test_fb_param_crash.html]