Bug 987871 - Enable flag to fix double event firing on checkbox toggle

accessible/src/generic/Accessible.h

@@ -873,7 +873,7 @@ protected:
     eGroupInfoDirty = 1 << 5, // accessible needs to update group info
     eIgnoreDOMUIEvent = 1 << 6, // don't process DOM UI events for a11y events
 
-    eLastStateFlag = eGroupInfoDirty
+    eLastStateFlag = eIgnoreDOMUIEvent
   };
 
   /**
@@ -987,7 +987,7 @@ protected:
   int32_t mIndexInParent;
 
   static const uint8_t kChildrenFlagsBits = 2;
-  static const uint8_t kStateFlagsBits = 6;
+  static const uint8_t kStateFlagsBits = 7;
   static const uint8_t kContextFlagsBits = 1;
   static const uint8_t kTypeBits = 6;
   static const uint8_t kGenericTypesBits = 12;

accessible/tests/mochitest/jsat/test_content_integration.html

@@ -42,10 +42,6 @@
           [ContentMessages.activateCurrent(), {
             speak: 'checked'
           }],
-          [null, {
-            speak: 'checked',
-            speak_checkFunc: 'todo_isnot'
-          }],
           [ContentMessages.simpleMoveNext, {
             speak: 'much range label'
           }],
@@ -74,10 +70,6 @@
           [ContentMessages.activateCurrent(), {
             speak: 'unchecked'
           }],
-          [null, {
-            speak: 'unchecked',
-            speak_checkFunc: 'todo_isnot'
-          }],
           [ContentMessages.simpleMovePrevious, {
             speak: 'wow heading level 1'
           }],