Bug 344490 - Implement silent and unattended installation for NSIS installer (forgot to check this in). r=sspitzer

browser/installer/windows/nsis/SetProgramAccess.nsi

@@ -65,8 +65,7 @@
 ; must not have additional arguments.
 ; To create a shortcut a shortcut must not already exist with the same name.
 Function un.SetAccess
-  Call un.GetParameters
-  Pop $R0
+  ${un.GetParameters} $R0
 
   StrCpy $R1 "Software\Clients\StartMenuInternet\${FileMainEXE}\InstallInfo"
   SetShellVarContext all  ; Set $DESKTOP to All Users

mail/installer/windows/nsis/SetProgramAccess.nsi

@@ -65,8 +65,7 @@
 ; must not have additional arguments.
 ; To create a shortcut a shortcut must not already exist with the same name.
 Function un.SetAccess
-  Call un.GetParameters
-  Pop $R0
+  ${un.GetParameters} $R0
 
   StrCpy $R1 "Software\Clients\Mail\${BrandFullNameInternal}\InstallInfo"
   SetShellVarContext all  ; Set $DESKTOP to All Users