Move this_has_uses from ParseInfo back into CompilationInfo and renumber CompilationInfo flags.

src/hydrogen.cc

 // Copyright 2013 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 "src/hydrogen.h"
 
 #include <sstream>
 
 #include "src/v8.h"
 
@@ skipping 5273 matching lines @@
     context = Add<HLoadNamedField>(
         context, nullptr,
         HObjectAccess::ForContextSlot(Context::PREVIOUS_INDEX));
   }
   return context;
 }
 
 
 void HOptimizedGraphBuilder::VisitVariableProxy(VariableProxy* expr) {
   if (expr->is_this()) {
-    current_info()->parse_info()->set_this_has_uses(true);
+    current_info()->SetThisHasUses(true);
   }
 
   DCHECK(!HasStackOverflow());
   DCHECK(current_block() != NULL);
   DCHECK(current_block()->HasPredecessor());
   Variable* variable = expr->var();
   switch (variable->location()) {
     case Variable::UNALLOCATED: {
       if (IsLexicalVariableMode(variable->mode())) {
         // TODO(rossberg): should this be an DCHECK?
@@ skipping 8117 matching lines @@
   if (ShouldProduceTraceOutput()) {
     isolate()->GetHTracer()->TraceHydrogen(name(), graph_);
   }
 
 #ifdef DEBUG
   graph_->Verify(false);  // No full verify.
 #endif
 }
 
 } }  // namespace v8::internal