Undo unnecessary changes to ARM assembler.

runtime/vm/assembler.cc

 // Copyright (c) 2012, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
 
 #include "vm/assembler.h"
 
 #include "platform/utils.h"
 #include "vm/cpu.h"
 #include "vm/heap.h"
 #include "vm/memory_region.h"
@@ skipping 225 matching lines @@
   for (intptr_t i = 0; i < comments_.length(); i++) {
     comments.SetPCOffsetAt(i, comments_[i]->pc_offset());
     comments.SetCommentAt(i, comments_[i]->comment());
   }
 
   return comments;
 }
 
 
 intptr_t ObjectPool::AddObject(const Object& obj, Patchability patchable) {
+  // The object pool cannot be used in the vm isolate.
   ASSERT(Isolate::Current() != Dart::vm_isolate());
   if (object_pool_.IsNull()) {
-    // The object pool cannot be used in the vm isolate.
     object_pool_ = GrowableObjectArray::New(Heap::kOld);
   }
   object_pool_.Add(obj, Heap::kOld);
   patchable_pool_entries_.Add(patchable);
   if (patchable == kNotPatchable) {
     // The object isn't patchable. Record the index for fast lookup.
     object_pool_index_table_.Insert(
         ObjIndexPair(&obj, object_pool_.Length() - 1));
   }
   return object_pool_.Length() - 1;
@@ skipping 35 matching lines @@
   ASSERT(Isolate::Current() != Dart::vm_isolate());
   const uword address = label->address();
   ASSERT(Utils::IsAligned(address, 4));
   // The address is stored in the object array as a RawSmi.
   const Smi& smi = Smi::Handle(reinterpret_cast<RawSmi*>(address));
   return FindObject(smi, patchable);
 }
 
 
 }  // namespace dart