Refactor HType to get rid of various hacks.

src/code-stubs-hydrogen.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 "v8.h"
 
 #include "code-stubs.h"
 #include "hydrogen.h"
 #include "lithium.h"
 
@@ skipping 1402 matching lines @@
 template<>
 HValue* CodeStubGraphBuilder<FastNewContextStub>::BuildCodeStub() {
   int length = casted_stub()->slots() + Context::MIN_CONTEXT_SLOTS;
 
   // Get the function.
   HParameter* function = GetParameter(FastNewContextStub::kFunction);
 
   // Allocate the context in new space.
   HAllocate* function_context = Add<HAllocate>(
       Add<HConstant>(length * kPointerSize + FixedArray::kHeaderSize),
-      HType::Tagged(), NOT_TENURED, FIXED_ARRAY_TYPE);
+      HType::HeapObject(), NOT_TENURED, FIXED_ARRAY_TYPE);
 
   // Set up the object header.
   AddStoreMapConstant(function_context,
                       isolate()->factory()->function_context_map());
   Add<HStoreNamedField>(function_context,
                         HObjectAccess::ForFixedArrayLength(),
                         Add<HConstant>(length));
 
   // Set up the fixed slots.
   Add<HStoreNamedField>(function_context,
@@ skipping 59 matching lines @@
   return BuildRegExpConstructResult(length, index, input);
 }
 
 
 Handle<Code> RegExpConstructResultStub::GenerateCode() {
   return DoGenerateCode(this);
 }
 
 
 } }  // namespace v8::internal