Drop redundant FullCodeGenerator::prepared_bailout_ids_.

src/full-codegen.cc

 // 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.
 
 #include "v8.h"
 
 #include "codegen.h"
 #include "compiler.h"
 #include "debug.h"
 #include "full-codegen.h"
@@ skipping 434 matching lines @@
 }
 
 
 void FullCodeGenerator::PrepareForBailoutForId(BailoutId id, State state) {
   // There's no need to prepare this code for bailouts from already optimized
   // code or code that can't be optimized.
   if (!info_->HasDeoptimizationSupport()) return;
   unsigned pc_and_state =
       StateField::encode(state) | PcField::encode(masm_->pc_offset());
   ASSERT(Smi::IsValid(pc_and_state));
+#ifdef DEBUG
+  for (int i = 0; i < bailout_entries_.length(); ++i) {
+    ASSERT(bailout_entries_[i].id != id);
+  }
+#endif
   BailoutEntry entry = { id, pc_and_state };
-  ASSERT(!prepared_bailout_ids_.Contains(id.ToInt()));
-  prepared_bailout_ids_.Add(id.ToInt(), zone());
   bailout_entries_.Add(entry, zone());
 }
 
 
 void FullCodeGenerator::RecordBackEdge(BailoutId ast_id) {
   // The pc offset does not need to be encoded and packed together with a state.
   ASSERT(masm_->pc_offset() > 0);
   ASSERT(loop_depth() > 0);
   uint8_t depth = Min(loop_depth(), Code::kMaxLoopNestingMarker);
   BackEdgeEntry entry =
@@ skipping 1226 matching lines @@
   }
   return true;
 }
 #endif  // DEBUG
 
 
 #undef __
 
 
 } }  // namespace v8::internal