Fix stack height assertion code and free up a bit in the Function tag bits.

runtime/vm/flow_graph_compiler.cc

 // Copyright (c) 2013, 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/globals.h"  // Needed here to get TARGET_ARCH_XXX.
 
 #include "vm/flow_graph_compiler.h"
 
 #include "vm/cha.h"
 #include "vm/dart_entry.h"
@@ skipping 79 matching lines @@
       list_class_(Class::ZoneHandle(
           Library::Handle(Library::CoreLibrary()).
               LookupClass(Symbols::List()))),
       parallel_move_resolver_(this),
       pending_deoptimization_env_(NULL) {
   ASSERT(assembler != NULL);
   ASSERT(!list_class_.IsNull());
 }
 
 
-bool FlowGraphCompiler::HasFinally() const {
-  return parsed_function().function().has_finally();
-}
-
-
 void FlowGraphCompiler::InitCompiler() {
   pc_descriptors_list_ = new DescriptorList(64);
   exception_handlers_list_ = new ExceptionHandlerList();
   block_info_.Clear();
   // Conservative detection of leaf routines used to remove the stack check
   // on function entry.
   bool is_leaf = !parsed_function().function().IsClosureFunction()
       && is_optimizing()
       && !flow_graph().IsCompiledForOsr();
   // Initialize block info and search optimized (non-OSR) code for calls
@@ skipping 1156 matching lines @@
 
   for (int i = 0; i < len; i++) {
     sorted->Add(CidTarget(ic_data.GetReceiverClassIdAt(i),
                           &Function::ZoneHandle(ic_data.GetTargetAt(i)),
                           ic_data.GetCountAt(i)));
   }
   sorted->Sort(HighestCountFirst);
 }
 
 }  // namespace dart