Bug 893617 - Add android.json manifest for Mochitest content/canvas tests, r=ted.

content/canvas/test/Makefile.in

@@ -11,6 +11,7 @@ relativesrcdir  = @relativesrcdir@
 
 include $(DEPTH)/config/autoconf.mk
 MOCHITEST_FILES = \
+	android.json \
 	test_canvas.html \
 	test_isPointInStroke.html \
 	image_transparent50.png \

content/canvas/test/android.json

@@ -0,0 +1,6 @@
+{
+  "runtests": {},
+  "excludetests": {
+      "content/canvas/test/webgl/test_webgl_conformance_test_suite.html": ""
+  }
+}