remove moving gc define we don't need it anymore

src/asm_writing/icinfo.cpp

@@ -366,7 +366,6 @@ ICInfo::~ICInfo() {
     ics_by_return_addr.erase(slowpath_rtn_addr);
     if (node)
         ics_by_ast_node.erase(node);
-    deregisterGCTrackedICInfo(this);
 
     for (auto& slot : slots) {
         // Calling a full clear() might be overkill here, but probably better safe than sorry:
@@ -422,8 +421,6 @@ std::unique_ptr<ICInfo> registerCompiledPatchpoint(uint8_t* start_addr, uint8_t*
     assert(!ics_by_return_addr.count(slowpath_rtn_addr));
     ics_by_return_addr[slowpath_rtn_addr] = icinfo;
 
-    registerGCTrackedICInfo(icinfo);
-
     return std::unique_ptr<ICInfo>(icinfo);
 }
 

src/asm_writing/icinfo.h

@@ -198,11 +198,6 @@ public:
     friend class ICInfo;
 };
 
-inline void registerGCTrackedICInfo(ICInfo* ic) {
-}
-inline void deregisterGCTrackedICInfo(ICInfo* ic) {
-}
-
 class ICSetupInfo;
 struct CompiledFunction;
 std::unique_ptr<ICInfo>

src/codegen/baseline_jit.cpp

@@ -882,14 +882,6 @@ std::pair<int, llvm::DenseSet<int>> JitFragmentWriter::finishCompilation() {
     code_block.fragmentFinished(assembler->bytesWritten(), num_bytes_overlapping, next_fragment_start,
                                 std::move(ic_infos), *ic_info);
 
-#if MOVING_GC
-    // If JitFragmentWriter is destroyed, we don't necessarily want the ICInfo to be destroyed also,
-    // because it may contain a list of references to pointers in generated code that still exists
-    // and we need to keep those around.
-    // TODO: When should these ICInfo be freed?
-    registerGCTrackedICInfo(ic_info.release());
-#endif
-
     return std::make_pair(exit_info.num_bytes, std::move(known_non_null_vregs));
 }
 

src/codegen/irgen/hooks.cpp

@@ -724,20 +724,8 @@ CompiledFunction::CompiledFunction(FunctionMetadata* md, FunctionSpecialization*
       times_speculation_failed(0),
       location_map(nullptr) {
     assert((spec != NULL) + (entry_descriptor != NULL) == 1);
-
-#if MOVING_GC
-    assert(all_compiled_functions.count(this) == 0);
-    all_compiled_functions.insert(this);
-#endif
 }
 
-#if MOVING_GC
-CompiledFunction::~CompiledFunction() {
-    assert(all_compiled_functions.count(this) == 1);
-    all_compiled_functions.erase(this);
-}
-#endif
-
 ConcreteCompilerType* CompiledFunction::getReturnType() {
     assert(((bool)spec) ^ ((bool)entry_descriptor));
     if (spec)