Disentangle assembler from isolate.

src/objects.cc

Index: src/objects.cc
diff --git a/src/objects.cc b/src/objects.cc
index 48d1ff0b858087f394624175fbecb0acb38ed649..f934429dec36cb84c86f0fd48b656c452d4d0ff5 100644
--- a/src/objects.cc
+++ b/src/objects.cc
@@ -13894,12 +13894,12 @@ void Code::CopyFrom(const CodeDesc& desc) {
       // pointers to the first instruction in the code object
       Handle<Object> p = it.rinfo()->target_object_handle(origin);
       Code* code = Code::cast(*p);
-      it.rinfo()->set_target_address(code->instruction_start(),
+      it.rinfo()->set_target_address(GetIsolate(), code->instruction_start(),
                                      UPDATE_WRITE_BARRIER, SKIP_ICACHE_FLUSH);
     } else if (RelocInfo::IsRuntimeEntry(mode)) {
       Address p = it.rinfo()->target_runtime_entry(origin);
-      it.rinfo()->set_target_runtime_entry(p, UPDATE_WRITE_BARRIER,
-                                           SKIP_ICACHE_FLUSH);
+      it.rinfo()->set_target_runtime_entry(
+          GetIsolate(), p, UPDATE_WRITE_BARRIER, SKIP_ICACHE_FLUSH);
     } else if (mode == RelocInfo::CODE_AGE_SEQUENCE) {
       Handle<Object> p = it.rinfo()->code_age_stub_handle(origin);
       Code* code = Code::cast(*p);