[turbofan] JSGenericLowering mostly uses builtins instead of code stubs now

src/crankshaft/hydrogen.cc

 // Copyright 2013 the V8 project authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "src/crankshaft/hydrogen.h"
 
 #include <memory>
 #include <sstream>
 
 #include "src/allocation-site-scopes.h"
@@ skipping 5243 matching lines @@
     FinishCurrentBlock(
         New<HCompareObjectEqAndBranch>(enumerable_map, type, if_fast, if_slow));
     set_current_block(if_fast);
     {
       // The enum cache for enumerable is still valid, no need to check key.
       Push(key);
       Goto(if_join);
     }
     set_current_block(if_slow);
     {
-      ForInFilterStub stub(isolate());
+      Callable callable = CodeFactory::ForInFilter(isolate());
       HValue* values[] = {context(), key, enumerable};
-      HConstant* stub_value = Add<HConstant>(stub.GetCode());
-      Push(Add<HCallWithDescriptor>(stub_value, 0,
-                                    stub.GetCallInterfaceDescriptor(),
+      HConstant* stub_value = Add<HConstant>(callable.code());
+      Push(Add<HCallWithDescriptor>(stub_value, 0, callable.descriptor(),
                                     ArrayVector(values)));
       Add<HSimulate>(stmt->FilterId());
       FinishCurrentBlock(New<HCompareObjectEqAndBranch>(
           Top(), graph()->GetConstantUndefined(), if_slow_skip, if_slow_pass));
     }
     set_current_block(if_slow_pass);
     { Goto(if_join); }
     set_current_block(if_slow_skip);
     {
       // The key is no longer valid for enumerable, skip it.
@@ skipping 8005 matching lines @@
     isolate()->GetHTracer()->TraceHydrogen(name(), graph_);
   }
 
 #ifdef DEBUG
   graph_->Verify(false);  // No full verify.
 #endif
 }
 
 }  // namespace internal
 }  // namespace v8