Move function prototype handling into a special handler rather than IC

src/ast.h

Index: src/ast.h
diff --git a/src/ast.h b/src/ast.h
index 3295b375acc6f302b787724da688c595c0c9924e..ecb42c936c27c9c328ae3c794af56d685fc2312a 100644
--- a/src/ast.h
+++ b/src/ast.h
@@ -1684,7 +1684,6 @@ class Property V8_FINAL : public Expression, public FeedbackSlotInterface {
   BailoutId LoadId() const { return load_id_; }
 
   bool IsStringAccess() const { return is_string_access_; }
-  bool IsFunctionPrototype() const { return is_function_prototype_; }
 
   // Type feedback information.
   virtual bool IsMonomorphic() V8_OVERRIDE {
@@ -1702,7 +1701,6 @@ class Property V8_FINAL : public Expression, public FeedbackSlotInterface {
   }
   void set_is_uninitialized(bool b) { is_uninitialized_ = b; }
   void set_is_string_access(bool b) { is_string_access_ = b; }
-  void set_is_function_prototype(bool b) { is_function_prototype_ = b; }
   void mark_for_call() { is_for_call_ = true; }
   bool IsForCall() { return is_for_call_; }
 
@@ -1716,10 +1714,7 @@ class Property V8_FINAL : public Expression, public FeedbackSlotInterface {
   int PropertyFeedbackSlot() const { return property_feedback_slot_; }
 
  protected:
-  Property(Zone* zone,
-           Expression* obj,
-           Expression* key,
-           int pos)
+  Property(Zone* zone, Expression* obj, Expression* key, int pos)
       : Expression(zone, pos),
         obj_(obj),
         key_(key),
@@ -1727,8 +1722,7 @@ class Property V8_FINAL : public Expression, public FeedbackSlotInterface {
         property_feedback_slot_(kInvalidFeedbackSlot),
         is_for_call_(false),
         is_uninitialized_(false),
-        is_string_access_(false),
-        is_function_prototype_(false) { }
+        is_string_access_(false) {}
 
  private:
   Expression* obj_;
@@ -1740,7 +1734,6 @@ class Property V8_FINAL : public Expression, public FeedbackSlotInterface {
   bool is_for_call_ : 1;
   bool is_uninitialized_ : 1;
   bool is_string_access_ : 1;
-  bool is_function_prototype_ : 1;
 };