[inspector] implemented blackboxing inside v8

src/factory.cc

 // Copyright 2014 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/factory.h"
 
 #include "src/accessors.h"
 #include "src/allocation-site-scopes.h"
 #include "src/ast/ast.h"
 #include "src/base/bits.h"
@@ skipping 2407 matching lines @@
   share->set_profiler_ticks(0);
   share->set_ast_node_count(0);
   share->set_counters(0);
 
   // Set integer fields (smi or int, depending on the architecture).
   share->set_length(0);
   share->set_internal_formal_parameter_count(0);
   share->set_expected_nof_properties(0);
   share->set_num_literals(0);
   share->set_start_position_and_type(0);
-  share->set_end_position(0);
+  share->set_end_position_and_is_blackboxed(0);
   share->set_function_token_position(0);
   // All compiler hints default to false or 0.
   share->set_compiler_hints(0);
   share->set_opt_count_and_bailout_reason(0);
 
   // Link into the list.
   Handle<Object> new_noscript_list =
       WeakFixedArray::Add(noscript_shared_function_infos(), share);
   isolate()->heap()->set_noscript_shared_function_infos(*new_noscript_list);
 
@@ skipping 405 matching lines @@
     Handle<AccessorInfo> prototype =
         Accessors::FunctionPrototypeInfo(isolate(), rw_attribs);
     Descriptor d = Descriptor::AccessorConstant(
         Handle<Name>(Name::cast(prototype->name())), prototype, rw_attribs);
     map->AppendDescriptor(&d);
   }
 }
 
 }  // namespace internal
 }  // namespace v8