vm: rename data_gc.cpp to gc.cpp

Makefile

@@ -41,13 +41,13 @@ DLL_OBJS = $(PLAF_DLL_OBJS) \
 	vm/code_block.o \
 	vm/code_heap.o \
 	vm/contexts.o \
-	vm/data_gc.o \
 	vm/data_heap.o \
 	vm/debug.o \
 	vm/dispatch.o \
 	vm/errors.o \
 	vm/factor.o \
 	vm/full_collector.o \
+	vm/gc.o \
 	vm/heap.o \
 	vm/image.o \
 	vm/inline_cache.o \

vm/master.hpp

@@ -75,7 +75,7 @@ namespace factor
 #include "aging_space.hpp"
 #include "tenured_space.hpp"
 #include "data_heap.hpp"
-#include "data_gc.hpp"
+#include "gc.hpp"
 #include "debug.hpp"
 #include "strings.hpp"
 #include "tuples.hpp"