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
Bug 118468 landed an option for FileAvoidWrite to always write to an output file, whether or not the contents would be changed. This was to address a problem caused by not updating mtimes when building GENERATED_FILES, but undoes the purpose of FileAvoidWrite and isn't really necessary. This is addressed in a subsequent commit by unconditionally updating mtimes when processing GENERATED_FILES. --HG-- extra : commitid : AfOhgUstokq