Revert of Use a custom Struct for stack trace storage

src/objects.h

Index: src/objects.h
diff --git a/src/objects.h b/src/objects.h
index a9ecb112e2cbb5dfd5c7a76095260916d8379068..a1a52b6eee75ef4c97542aedafc29f5e99f347b6 100644
--- a/src/objects.h
+++ b/src/objects.h
@@ -388,7 +388,6 @@
   V(ALLOCATION_MEMENTO_TYPE)                                    \
   V(ALLOCATION_SITE_TYPE)                                       \
   V(SCRIPT_TYPE)                                                \
-  V(STACK_TRACE_FRAME_TYPE)                                     \
   V(TYPE_FEEDBACK_INFO_TYPE)                                    \
   V(ALIASED_ARGUMENTS_ENTRY_TYPE)                               \
   V(BOX_TYPE)                                                   \
@@ -504,7 +503,6 @@
   V(FUNCTION_TEMPLATE_INFO, FunctionTemplateInfo, function_template_info)    \
   V(OBJECT_TEMPLATE_INFO, ObjectTemplateInfo, object_template_info)          \
   V(SCRIPT, Script, script)                                                  \
-  V(STACK_TRACE_FRAME, StackTraceFrame, stack_trace_frame)                   \
   V(ALLOCATION_SITE, AllocationSite, allocation_site)                        \
   V(ALLOCATION_MEMENTO, AllocationMemento, allocation_memento)               \
   V(TYPE_FEEDBACK_INFO, TypeFeedbackInfo, type_feedback_info)                \
@@ -676,7 +674,6 @@
   ALLOCATION_SITE_TYPE,
   ALLOCATION_MEMENTO_TYPE,
   SCRIPT_TYPE,
-  STACK_TRACE_FRAME_TYPE,
   TYPE_FEEDBACK_INFO_TYPE,
   ALIASED_ARGUMENTS_ENTRY_TYPE,
   BOX_TYPE,
@@ -6494,6 +6491,7 @@
   DISALLOW_IMPLICIT_CONSTRUCTORS(Box);
 };
 
+
 // Container for metadata stored on each prototype map.
 class PrototypeInfo : public Struct {
  public:
@@ -6778,88 +6776,6 @@
   DISALLOW_IMPLICIT_CONSTRUCTORS(Script);
 };
 
-class StackTraceFrame : public Struct {
- public:
-  // --- Fields for JS and Wasm frames. ---
-
-  static const int kIsWasmFrame = 1 << 0;
-  static const int kForceConstructor = 1 << 1;
-  static const int kIsStrict = 1 << 2;
-
-  // [flags]
-  DECL_INT_ACCESSORS(flags)
-
-  // [abstract_code]
-  DECL_ACCESSORS(abstract_code, AbstractCode)
-
-  // [offset]
-  DECL_INT_ACCESSORS(offset)
-
-  // --- Fields for JS frames. ---
-
-  // [receiver]
-  DECL_ACCESSORS(receiver, Object)
-
-  // [function]
-  DECL_ACCESSORS(function, JSFunction)
-
-  // --- Fields for Wasm frames. ---
-
-  // [wasm_object]
-  DECL_ACCESSORS(wasm_object, Object)
-
-  // [wasm_function_index]
-  DECL_INT_ACCESSORS(wasm_function_index)
-
-  inline bool IsWasmFrame() const;
-  inline bool IsJavaScriptFrame() const;
-  inline bool IsStrict() const;
-  inline bool ForceConstructor() const;
-
-  Handle<Object> GetFileName();
-  Handle<Object> GetFunctionName();
-  Handle<Object> GetScriptNameOrSourceUrl();
-  Handle<Object> GetMethodName();
-  Handle<Object> GetTypeName();
-  Handle<Object> GetEvalOrigin();
-
-  int GetPosition();
-  // Return 1-based line number, including line offset.
-  int GetLineNumber();
-  // Return 1-based column number, including column offset if first line.
-  int GetColumnNumber();
-
-  bool IsNative();
-  bool IsToplevel();
-  bool IsEval();
-  bool IsConstructor();
-
-  Handle<String> ToString();
-
-  DECLARE_CAST(StackTraceFrame)
-
-  // Dispatched behavior.
-  DECLARE_PRINTER(StackTraceFrame)
-  DECLARE_VERIFIER(StackTraceFrame)
-
-  // Fields for all frame types.
-  static const int kFlagsOffset = HeapObject::kHeaderSize;
-  static const int kAbstractCodeOffset = kFlagsOffset + kPointerSize;
-  static const int kOffsetOffset = kAbstractCodeOffset + kPointerSize;
-
-  // Fields for JS frames.
-  static const int kReceiverOffset = kOffsetOffset + kPointerSize;
-  static const int kFunctionOffset = kReceiverOffset + kPointerSize;
-
-  // Fields for Wasm frames.
-  static const int kWasmObjectOffset = kOffsetOffset + kPointerSize;
-  static const int kWasmFunctionIndexOffset = kWasmObjectOffset + kPointerSize;
-
-  static const int kSize = kFunctionOffset + kPointerSize;
-
- private:
-  DISALLOW_IMPLICIT_CONSTRUCTORS(StackTraceFrame);
-};
 
 // List of builtin functions we want to identify to improve code
 // generation.