Change PC for OSR entries to point to something more sensible (i.e. the first UnknownOsrValue), rem…

src/lithium.h

Index: src/lithium.h
diff --git a/src/lithium.h b/src/lithium.h
index 170e5c89bcee9e7cfa510753d005d668114c0c26..e776ffb92afc0208e927346fabd75b17c82afb1d 100644
--- a/src/lithium.h
+++ b/src/lithium.h
@@ -532,8 +532,6 @@ class LEnvironment: public ZoneObject {
         values_(value_count, zone),
         is_tagged_(value_count, zone),
         is_uint32_(value_count, zone),
-        spilled_registers_(NULL),
-        spilled_double_registers_(NULL),
         outer_(outer),
         entry_(entry),
         zone_(zone) { }
@@ -546,10 +544,6 @@ class LEnvironment: public ZoneObject {
   BailoutId ast_id() const { return ast_id_; }
   int parameter_count() const { return parameter_count_; }
   int pc_offset() const { return pc_offset_; }
-  LOperand** spilled_registers() const { return spilled_registers_; }
-  LOperand** spilled_double_registers() const {
-    return spilled_double_registers_;
-  }
   const ZoneList<LOperand*>* values() const { return &values_; }
   LEnvironment* outer() const { return outer_; }
   HEnterInlined* entry() { return entry_; }
@@ -588,12 +582,6 @@ class LEnvironment: public ZoneObject {
     return deoptimization_index_ != Safepoint::kNoDeoptimizationIndex;
   }
 
-  void SetSpilledRegisters(LOperand** registers,
-                           LOperand** double_registers) {
-    spilled_registers_ = registers;
-    spilled_double_registers_ = double_registers;
-  }
-
   void PrintTo(StringStream* stream);
 
   Zone* zone() const { return zone_; }
@@ -610,13 +598,6 @@ class LEnvironment: public ZoneObject {
   ZoneList<LOperand*> values_;
   BitVector is_tagged_;
   BitVector is_uint32_;
-
-  // Allocation index indexed arrays of spill slot operands for registers
-  // that are also in spill slots at an OSR entry.  NULL for environments
-  // that do not correspond to an OSR entry.
-  LOperand** spilled_registers_;
-  LOperand** spilled_double_registers_;
-
   LEnvironment* outer_;
   HEnterInlined* entry_;