Synchronize with r15594.

src/hydrogen-instructions.h

Index: src/hydrogen-instructions.h
diff --git a/src/hydrogen-instructions.h b/src/hydrogen-instructions.h
index 22de75b19390c7300f4324722dd9adcc127834ee..7bca40ca2dbcf22a5dc796f1d2dc82ce4227acb4 100644
--- a/src/hydrogen-instructions.h
+++ b/src/hydrogen-instructions.h
@@ -105,7 +105,6 @@ class LChunkBuilder;
   V(Context)                                   \
   V(DebugBreak)                                \
   V(DeclareGlobals)                            \
-  V(DeleteProperty)                            \
   V(Deoptimize)                                \
   V(Div)                                       \
   V(DummyUse)                                  \
@@ -121,7 +120,6 @@ class LChunkBuilder;
   V(HasCachedArrayIndexAndBranch)              \
   V(HasInstanceTypeAndBranch)                  \
   V(InductionVariableAnnotation)               \
-  V(In)                                        \
   V(InnerAllocatedObject)                      \
   V(InstanceOf)                                \
   V(InstanceOfKnownGlobal)                     \
@@ -2838,8 +2836,6 @@ class HCheckFunction: public HUnaryOperation {
   virtual void PrintDataTo(StringStream* stream);
   virtual HType CalculateInferredType();
 
-  virtual HValue* Canonicalize();
-
 #ifdef DEBUG
   virtual void Verify();
 #endif
@@ -3413,11 +3409,6 @@ class HConstant: public HTemplateInstruction<0> {
     }
   }
 
-  bool UniqueValueIdsMatch(UniqueValueId other) {
-    if (!has_double_value_) return unique_id_ == other;
-    return false;
-  }
-
 #ifdef DEBUG
   virtual void Verify() { }
 #endif
@@ -5347,8 +5338,8 @@ class HObjectAccess {
     return HObjectAccess(kArrayLengths, JSArray::kLengthOffset);
   }
 
-  static HObjectAccess ForAllocationSitePayload() {
-    return HObjectAccess(kInobject, AllocationSite::kPayloadOffset);
+  static HObjectAccess ForAllocationSiteTransitionInfo() {
+    return HObjectAccess(kInobject, AllocationSite::kTransitionInfoOffset);
   }
 
   static HObjectAccess ForFixedArrayLength() {
@@ -6532,55 +6523,6 @@ class HSeqStringSetChar: public HTemplateInstruction<3> {
 };
 
 
-class HDeleteProperty: public HBinaryOperation {
- public:
-  HDeleteProperty(HValue* context, HValue* obj, HValue* key)
-      : HBinaryOperation(context, obj, key) {
-    set_representation(Representation::Tagged());
-    SetAllSideEffects();
-  }
-
-  virtual Representation RequiredInputRepresentation(int index) {
-    return Representation::Tagged();
-  }
-
-  virtual HType CalculateInferredType();
-
-  DECLARE_CONCRETE_INSTRUCTION(DeleteProperty)
-
-  HValue* object() { return left(); }
-  HValue* key() { return right(); }
-};
-
-
-class HIn: public HTemplateInstruction<3> {
- public:
-  HIn(HValue* context, HValue* key, HValue* object) {
-    SetOperandAt(0, context);
-    SetOperandAt(1, key);
-    SetOperandAt(2, object);
-    set_representation(Representation::Tagged());
-    SetAllSideEffects();
-  }
-
-  HValue* context() { return OperandAt(0); }
-  HValue* key() { return OperandAt(1); }
-  HValue* object() { return OperandAt(2); }
-
-  virtual Representation RequiredInputRepresentation(int index) {
-    return Representation::Tagged();
-  }
-
-  virtual HType CalculateInferredType() {
-    return HType::Boolean();
-  }
-
-  virtual void PrintDataTo(StringStream* stream);
-
-  DECLARE_CONCRETE_INSTRUCTION(In)
-};
-
-
 class HCheckMapValue: public HTemplateInstruction<2> {
  public:
   HCheckMapValue(HValue* value,