Remove unused variable

atom/browser/native_window_mac.h

@@ -165,7 +165,7 @@ class NativeWindowMac : public NativeWindow {
 
 - (void)setShell:(atom::NativeWindowMac*)shell;
 - (void)setEnableLargerThanScreen:(bool)enable;
-- (BOOL)redispatchKeyEvent:(NSEvent*)event;
+- (void)redispatchKeyEvent:(NSEvent*)event;
 - (BOOL)performKeyEquivalent:(NSEvent*)theEvent;
 @end
 

atom/browser/native_window_mac.mm

@@ -337,34 +337,26 @@ bool ScopedDisableResize::disable_resize_ = false;
 - (void)sendEvent:(NSEvent*)event {
   if (!redispatchingEvent_)
     [super sendEvent:event];
-  else
-    eventHandled_ = NO;
 }
 
 - (BOOL)performKeyEquivalent:(NSEvent*)event {
   if (redispatchingEvent_)
     return NO;
-
-  if ([super performKeyEquivalent:event])
-    return YES;
-
-  return NO;
+  else
+    return [super performKeyEquivalent:event];
  }
 
-- (BOOL)redispatchKeyEvent:(NSEvent*)event {
+- (void)redispatchKeyEvent:(NSEvent*)event {
   NSEventType eventType = [event type];
   if (eventType != NSKeyDown && eventType != NSKeyUp &&
       eventType != NSFlagsChanged) {
-    return YES;
+    return;
   }
 
   // Redispatch the event.
-  eventHandled_ = YES;
   redispatchingEvent_ = YES;
   [NSApp sendEvent:event];
   redispatchingEvent_ = NO;
-
-  return eventHandled_;
 }
 @end