Revert of [debugger] remove debugger statement support from FCG/CS.

src/ast/ast-numbering.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 "src/ast/ast-numbering.h"
 
 #include "src/ast/ast.h"
 #include "src/ast/scopes.h"
 #include "src/compiler.h"
 #include "src/objects-inl.h"
@@ skipping 101 matching lines @@
 }
 
 
 void AstNumberingVisitor::VisitBreakStatement(BreakStatement* node) {
   IncrementNodeCount();
 }
 
 
 void AstNumberingVisitor::VisitDebuggerStatement(DebuggerStatement* node) {
   IncrementNodeCount();
-  DisableFullCodegenAndCrankshaft(kDebuggerStatement);
+  DisableOptimization(kDebuggerStatement);
+  node->set_base_id(ReserveIdRange(DebuggerStatement::num_ids()));
 }
 
 
 void AstNumberingVisitor::VisitNativeFunctionLiteral(
     NativeFunctionLiteral* node) {
   IncrementNodeCount();
   DisableOptimization(kNativeFunctionLiteral);
   node->set_base_id(ReserveIdRange(NativeFunctionLiteral::num_ids()));
   ReserveFeedbackSlots(node);
 }
@@ skipping 537 matching lines @@
     Compiler::EagerInnerFunctionLiterals* eager_literals) {
   DisallowHeapAllocation no_allocation;
   DisallowHandleAllocation no_handles;
   DisallowHandleDereference no_deref;
 
   AstNumberingVisitor visitor(stack_limit, zone, eager_literals);
   return visitor.Renumber(function);
 }
 }  // namespace internal
 }  // namespace v8