Boolean values and variable type BOOLEAN should not use explicit comparisons to TRUE or FALSE

git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@5378 6f19259b-4bc3-4df7-8a09-765794883524

MdeModulePkg/Library/GenericBdsLib/BdsConsole.c

@@ -254,7 +254,7 @@ BdsLibConnectConsoleVariable (
 
   gBS->FreePool (StartDevicePath);
 
-  if (DeviceExist == FALSE) {
+  if (!DeviceExist) {
     return EFI_NOT_FOUND;
   }