Revert change 1509 that flush ICs when adding setters on an object or...

src/heap.h

Index: src/heap.h
===================================================================
--- src/heap.h	(revision 1547)
+++ src/heap.h	(working copy)
@@ -606,9 +606,6 @@
   // Performs a full garbage collection.
   static void CollectAllGarbage();
 
-  // Clears all inline caches by forcing a global garbage collection.
-  static void ClearStoreICs();
-
   // Performs a full garbage collection if a context has been disposed
   // since the last time the check was performed.
   static void CollectAllGarbageIfContextDisposed();
@@ -811,14 +808,6 @@
            > old_gen_allocation_limit_;
   }
 
-  static bool has_store_ics() {
-    return has_store_ics_;
-  }
-
-  static void store_ic_created() {
-    has_store_ics_ = true;
-  }
-
  private:
   static int semispace_size_;
   static int initial_semispace_size_;
@@ -884,8 +873,6 @@
   // last GC.
   static int old_gen_exhausted_;
 
-  static bool has_store_ics_;
-
   // Declare all the roots
 #define ROOT_DECLARATION(type, name) static type* name##_;
   ROOT_LIST(ROOT_DECLARATION)