[inspector] cache stack frame for call sites

src/heap/heap.h

 // 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.
 
 #ifndef V8_HEAP_HEAP_H_
 #define V8_HEAP_HEAP_H_
 
 #include <cmath>
 #include <map>
 
@@ skipping 174 matching lines @@
   V(NameDictionary, public_symbol_table, PublicSymbolTable)                    \
   V(NameDictionary, api_symbol_table, ApiSymbolTable)                          \
   V(NameDictionary, api_private_symbol_table, ApiPrivateSymbolTable)           \
   V(Object, script_list, ScriptList)                                           \
   V(UnseededNumberDictionary, code_stubs, CodeStubs)                           \
   V(FixedArray, materialized_objects, MaterializedObjects)                     \
   V(FixedArray, microtask_queue, MicrotaskQueue)                               \
   V(FixedArray, detached_contexts, DetachedContexts)                           \
   V(ArrayList, retained_maps, RetainedMaps)                                    \
   V(WeakHashTable, weak_object_to_code_table, WeakObjectToCodeTable)           \
+  V(WeakHashTable, stack_frame_cache, StackFrameCache)                         \
   /* weak_new_space_object_to_code_list is an array of weak cells, where */    \
   /* slots with even indices refer to the weak object, and the subsequent */   \
   /* slots refer to the code with the reference to the weak object. */         \
   V(ArrayList, weak_new_space_object_to_code_list,                             \
     WeakNewSpaceObjectToCodeList)                                              \
   /* List to hold onto feedback vectors that we need for code coverage */      \
   V(Object, code_coverage_list, CodeCoverageList)                              \
   V(Object, weak_stack_trace_list, WeakStackTraceList)                         \
   V(Object, noscript_shared_function_infos, NoScriptSharedFunctionInfos)       \
   V(FixedArray, serialized_templates, SerializedTemplates)                     \
@@ skipping 710 matching lines @@
   inline bool DeoptMaybeTenuredAllocationSites();
 
   void AddWeakNewSpaceObjectToCodeDependency(Handle<HeapObject> obj,
                                              Handle<WeakCell> code);
 
   void AddWeakObjectToCodeDependency(Handle<HeapObject> obj,
                                      Handle<DependentCode> dep);
 
   DependentCode* LookupWeakObjectToCodeDependency(Handle<HeapObject> obj);
 
+  void SetStackFrameCache(WeakHashTable* table);
+
   void CompactWeakFixedArrays();
 
   void AddRetainedMap(Handle<Map> map);
 
   // This event is triggered after successful allocation of a new object made
   // by runtime. Allocations of target space for object evacuation do not
   // trigger the event. In order to track ALL allocations one must turn off
   // FLAG_inline_new and FLAG_use_allocation_folding.
   inline void OnAllocationEvent(HeapObject* object, int size_in_bytes);
 
@@ skipping 1684 matching lines @@
   friend class LargeObjectSpace;
   friend class NewSpace;
   friend class PagedSpace;
   DISALLOW_COPY_AND_ASSIGN(AllocationObserver);
 };
 
 }  // namespace internal
 }  // namespace v8
 
 #endif  // V8_HEAP_HEAP_H_