Remove custom weak handling of monomorphic IC.

src/ic/ic-inl.h

 // Copyright 2012 the V8 project authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef V8_IC_INL_H_
 #define V8_IC_INL_H_
 
 #include "src/ic/ic.h"
 
 #include "src/compiler.h"
@@ skipping 107 matching lines @@
   if (heap->gc_state() == Heap::MARK_COMPACT) {
     heap->mark_compact_collector()->RecordCodeTargetPatch(address, target);
   } else {
     heap->incremental_marking()->RecordCodeTargetPatch(address, target);
   }
   PostPatching(address, target, old_target);
 }
 
 
 void IC::set_target(Code* code) {
-#ifdef VERIFY_HEAP
-  code->VerifyEmbeddedObjectsDependency();
-#endif
   SetTargetAtAddress(address(), code, constant_pool());
   target_set_ = true;
 }
 
 
 void LoadIC::set_target(Code* code) {
   // The contextual mode must be preserved across IC patching.
   DCHECK(LoadICState::GetContextualMode(code->extra_ic_state()) ==
          LoadICState::GetContextualMode(target()->extra_ic_state()));
 
@@ skipping 76 matching lines @@
 inline Code* IC::get_host() {
   return isolate()
       ->inner_pointer_to_code_cache()
       ->GetCacheEntry(address())
       ->code;
 }
 }
 }  // namespace v8::internal
 
 #endif  // V8_IC_INL_H_