Bug #281401 command key shortcuts are deleting messages to trash. Caused by entity errors introduced by

Bug #137523.

mail/locales/en-US/chrome/communicator-platform/mac/platformCommunicatorOverlay.dtd

@@ -1,21 +0,0 @@
-<!-- mac -->
-<!-- LOCALIZATION NOTE : FILE Do not translate all the Cmd.key--> 
-
-<!ENTITY closeCmd.label			"Close">  
-<!ENTITY closeCmd.key			"W">  
-
-<!ENTITY printSetupCmd.label		"Page Setup...">
-<!ENTITY printSetupCmd.accesskey	"u">
-
-<!ENTITY quitApplicationCmd.label	"Quit"> 
-<!ENTITY quitApplicationCmd.key		"Q"> 
-
-<!ENTITY redoCmd.label			"Redo">  
-<!ENTITY redoCmd.key			"Z">  
-
-<!ENTITY historyCmd.key   "H">  
-
-<!ENTITY findTypeTextCmd.key        "">
-<!ENTITY findTypeLinksCmd.key       "">
-
-<!ENTITY accel.emacs_conflict       "accel">