Bug 617787 - Stop offering uninstall survey to users. r=mossop, a=blocking2.0-final

browser/installer/windows/nsis/defines.nsi.in

@@ -21,6 +21,8 @@
 !define PreReleaseSuffix      "@PRE_RELEASE_SUFFIX@"
 !define BrandFullName         "${BrandFullNameInternal}${PreReleaseSuffix}"
 
+!define NO_UNINSTALL_SURVEY
+
 # LSP_CATEGORIES is the permitted LSP categories for the application. Each LSP
 # category value is ANDed together to set multiple permitted categories.
 # See http://msdn.microsoft.com/en-us/library/ms742253%28VS.85%29.aspx