bug 1088148 - reenable ipc accessibility

accessible/base/nsAccessibilityService.h

@@ -251,8 +251,6 @@ GetAccService()
 inline bool
 IPCAccessibilityActive()
 {
-  // XXX temporarily disable ipc accessibility because of crashes.
-return false;
 #ifdef MOZ_B2G
   return false;
 #else

accessible/ipc/ProxyAccessible.h

@@ -23,7 +23,8 @@ public:
 
   ProxyAccessible(uint64_t aID, ProxyAccessible* aParent,
                   DocAccessibleParent* aDoc, role aRole) :
-     mParent(aParent), mDoc(aDoc), mID(aID), mRole(aRole), mOuterDoc(false)
+     mParent(aParent), mDoc(aDoc), mWrapper(0), mID(aID), mRole(aRole),
+     mOuterDoc(false)
   {
     MOZ_COUNT_CTOR(ProxyAccessible);
   }