[inspector] implemented blackboxing inside v8

src/objects-inl.h

Index: src/objects-inl.h
diff --git a/src/objects-inl.h b/src/objects-inl.h
index f468c55a56b437946b2785e6addd27a884362256..be8cdc4268e446e9d00b5012194e2d3cd8f22433 100644
--- a/src/objects-inl.h
+++ b/src/objects-inl.h
@@ -6043,6 +6043,11 @@ BOOL_ACCESSORS(SharedFunctionInfo, start_position_and_type, is_named_expression,
 BOOL_ACCESSORS(SharedFunctionInfo, start_position_and_type, is_toplevel,
                kIsTopLevelBit)
 
+BOOL_ACCESSORS(SharedFunctionInfo, end_position_and_is_blackboxed,
+               debug_is_blackboxed, kIsBlackboxedBit)
+BOOL_ACCESSORS(SharedFunctionInfo, end_position_and_is_blackboxed,
+               computed_debug_is_blackboxed, kIsBlackboxedComputedBit)
+
 BOOL_ACCESSORS(SharedFunctionInfo, compiler_hints, allows_lazy_compilation,
                kAllowLazyCompilation)
 BOOL_ACCESSORS(SharedFunctionInfo,
@@ -6069,7 +6074,8 @@ SMI_ACCESSORS(SharedFunctionInfo, expected_nof_properties,
 SMI_ACCESSORS(SharedFunctionInfo, num_literals, kNumLiteralsOffset)
 SMI_ACCESSORS(SharedFunctionInfo, start_position_and_type,
               kStartPositionAndTypeOffset)
-SMI_ACCESSORS(SharedFunctionInfo, end_position, kEndPositionOffset)
+SMI_ACCESSORS(SharedFunctionInfo, end_position_and_is_blackboxed,
+              kEndPositionAndIsBlackboxedOffset)
 SMI_ACCESSORS(SharedFunctionInfo, function_token_position,
               kFunctionTokenPositionOffset)
 SMI_ACCESSORS(SharedFunctionInfo, compiler_hints,
@@ -6118,7 +6124,8 @@ PSEUDO_SMI_ACCESSORS_LO(SharedFunctionInfo,
                         kExpectedNofPropertiesOffset)
 PSEUDO_SMI_ACCESSORS_HI(SharedFunctionInfo, num_literals, kNumLiteralsOffset)
 
-PSEUDO_SMI_ACCESSORS_LO(SharedFunctionInfo, end_position, kEndPositionOffset)
+PSEUDO_SMI_ACCESSORS_LO(SharedFunctionInfo, end_position_and_is_blackboxed,
+                        kEndPositionAndIsBlackboxedOffset)
 PSEUDO_SMI_ACCESSORS_HI(SharedFunctionInfo,
                         start_position_and_type,
                         kStartPositionAndTypeOffset)
@@ -6234,13 +6241,23 @@ void SharedFunctionInfo::DontAdaptArguments() {
 
 
 int SharedFunctionInfo::start_position() const {
-  return start_position_and_type() >> kStartPositionShift;
+  return start_position_and_type() >> kPositionShift;
 }
 
 
 void SharedFunctionInfo::set_start_position(int start_position) {
-  set_start_position_and_type((start_position << kStartPositionShift)
-    | (start_position_and_type() & ~kStartPositionMask));
+  set_start_position_and_type((start_position << kPositionShift) |
+                              (start_position_and_type() & ~kPositionMask));
+}
+
+int SharedFunctionInfo::end_position() const {
+  return end_position_and_is_blackboxed() >> kPositionShift;
+}
+
+void SharedFunctionInfo::set_end_position(int end_position) {
+  set_end_position_and_is_blackboxed(
+      (end_position << kPositionShift) |
+      (end_position_and_is_blackboxed() & ~kPositionMask));
 }