Fix keyboard shortcuts like ctrl+w for floaters

indra/llui/llmultifloater.cpp

@@ -406,22 +406,6 @@ void LLMultiFloater::setVisible(BOOL visible)
 	}
 }
 
-BOOL LLMultiFloater::handleKeyHere(KEY key, MASK mask)
-{
-	if (key == 'W' && mask == MASK_CONTROL)
-	{
-		LLFloater* floater = getActiveFloater();
-		// is user closeable and is system closeable
-		if (floater && floater->canClose() && floater->isCloseable())
-		{
-			floater->close();
-		}
-		return TRUE;
-	}
-
-	return LLFloater::handleKeyHere(key, mask);
-}
-
 LLFloater* LLMultiFloater::getActiveFloater()
 {
 	return (LLFloater*)mTabContainer->getCurrentPanel();