4027 remove CLOSED_BUILD

@@ -39,25 +39,12 @@
 $(LICROOT)/usr/src/%: $(CODEMGR_WS)/usr/src/%
         $(PKGDEBUG)if [ ! -d $(@D) ]; then mkdir -p $(@D); fi
         $(PKGDEBUG)$(INS.file)
 
 #
-# For license files in the closed source tree, the desired action
-# depends on the type of build.
+# A build without closed source relies on closed-bins extraction to stage
+# the license file and does nothing here.
 #
-# 1. For a normal build, with closed source present, simply copy the
-#    file into the license staging directory.
-#
-# 2. For a Tonic build, copy the file into both open and closed
-#    license staging directories.
-#
-# 3. For a build without closed source, rely on closed-bins extraction
-#    to stage the license file, and do nothing here.
-#
-$(TONICBUILD)INS= install -O
-$(LICROOT)/usr/closed/%: $(CLOSED_BUILD) $(CODEMGR_WS)/usr/closed/%
-        $(CLOSED_BUILD)$(PKGDEBUG) \
+$(LICROOT)/usr/closed/%:
         if [ ! -d $(@D) ]; then \
                 mkdir -p $(@D); \
         fi; \
-        $(TONICBUILD) $(RM) $(@:$(ROOT)/%=$(CLOSEDROOT)/%)
-        $(CLOSED_BUILD)$(PKGDEBUG)$(INS.file)