[compiler] Remove compiler internals from CodeAssembler.

src/code-stubs.cc

 // Copyright 2012 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/code-stubs.h"
 
 #include <sstream>
 
 #include "src/bootstrapper.h"
 #include "src/code-factory.h"
@@ skipping 5549 matching lines @@
                                                Isolate* isolate) {
   FunctionEntryHook entry_hook = isolate->function_entry_hook();
   DCHECK(entry_hook != NULL);
   entry_hook(function, stack_pointer);
 }
 
 void CreateAllocationSiteStub::GenerateAssembly(
     CodeStubAssembler* assembler) const {
   typedef compiler::Node Node;
   Node* size = assembler->IntPtrConstant(AllocationSite::kSize);
-  Node* site = assembler->Allocate(size, compiler::CodeAssembler::kPretenured);
+  Node* site = assembler->Allocate(size, CodeStubAssembler::kPretenured);
 
   // Store the map
   assembler->StoreObjectFieldRoot(site, AllocationSite::kMapOffset,
                                   Heap::kAllocationSiteMapRootIndex);
 
   Node* kind =
       assembler->SmiConstant(Smi::FromInt(GetInitialFastElementsKind()));
   assembler->StoreObjectFieldNoWriteBarrier(
       site, AllocationSite::kTransitionInfoOffset, kind);
 
@@ skipping 236 matching lines @@
   if (type->Is(Type::UntaggedPointer())) {
     return Representation::External();
   }
 
   DCHECK(!type->Is(Type::Untagged()));
   return Representation::Tagged();
 }
 
 }  // namespace internal
 }  // namespace v8