Bug 1090008 - Part 3 -Rename SelectionChangeEvent.webidl to SelectionStateChangedEvent.webidl, r=smaug

--HG--
rename : dom/webidl/SelectionChangeEvent.webidl => dom/webidl/SelectionStateChangedEvent.webidl

dom/webidl/moz.build

@@ -727,7 +727,7 @@ GENERATED_EVENTS_WEBIDL_FILES = [
     'RTCPeerConnectionIdentityErrorEvent.webidl',
     'RTCPeerConnectionIdentityEvent.webidl',
     'ScrollViewChangeEvent.webidl',
-    'SelectionChangeEvent.webidl',
+    'SelectionStateChangedEvent.webidl',
     'StyleRuleChangeEvent.webidl',
     'StyleSheetApplicableStateChangeEvent.webidl',
     'StyleSheetChangeEvent.webidl',