Add support for OSR in kernel-based FlowGraphBuilder

runtime/vm/intermediate_language.h

 // 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.
 
 #ifndef RUNTIME_VM_INTERMEDIATE_LANGUAGE_H_
 #define RUNTIME_VM_INTERMEDIATE_LANGUAGE_H_
 
 #include "vm/allocation.h"
 #include "vm/ast.h"
 #include "vm/growable_array.h"
@@ skipping 1158 matching lines @@
   // block is recorded in each entry instruction.  Returns true when called the
   // first time on this particular block within one graph traversal, and false
   // on all successive calls.
   bool DiscoverBlock(
       BlockEntryInstr* predecessor,
       GrowableArray<BlockEntryInstr*>* preorder,
       GrowableArray<intptr_t>* parent);
 
   // Perform a depth first search to prune code not reachable from an OSR
   // entry point.
-  bool PruneUnreachable(FlowGraphBuilder* builder,
-                        GraphEntryInstr* graph_entry,
+  bool PruneUnreachable(GraphEntryInstr* graph_entry,
                         Instruction* parent,
                         intptr_t osr_id,
                         BitVector* block_marks);
 
   virtual intptr_t InputCount() const { return 0; }
   virtual Value* InputAt(intptr_t i) const {
     UNREACHABLE();
     return NULL;
   }
 
@@ skipping 7192 matching lines @@
   LocationSummary* Name::MakeLocationSummary(Zone* zone, bool opt) const {    \
     UNIMPLEMENTED();                                                          \
     return NULL;                                                              \
   }                                                                           \
   void Name::EmitNativeCode(FlowGraphCompiler* compiler) { UNIMPLEMENTED(); }
 
 
 }  // namespace dart
 
 #endif  // RUNTIME_VM_INTERMEDIATE_LANGUAGE_H_