Reland: Add Scoped Context Info (Isolate) to V8 Traces

src/libplatform/default-platform.h

Index: src/libplatform/default-platform.h
diff --git a/src/libplatform/default-platform.h b/src/libplatform/default-platform.h
index 2c428ee77e36d6d878529bb31872e1167d8a96cb..e69871b44895f68158601bf0c80ffba180f91bf9 100644
--- a/src/libplatform/default-platform.h
+++ b/src/libplatform/default-platform.h
@@ -47,6 +47,13 @@ class DefaultPlatform : public Platform {
   const char* GetCategoryGroupName(
       const uint8_t* category_enabled_flag) override;
   uint64_t AddTraceEvent(char phase, const uint8_t* category_enabled_flag,
+                         const char* name, const char* scope, uint64_t id,
+                         uint64_t bind_id, int32_t num_args,
+                         const char** arg_names, const uint8_t* arg_types,
+                         const uint64_t* arg_values,
+                         unsigned int flags) override;
+  // TODO(fmeawad): Remove once all embedders implement the scope version.
+  uint64_t AddTraceEvent(char phase, const uint8_t* category_enabled_flag,
                          const char* name, uint64_t id, uint64_t bind_id,
                          int32_t num_args, const char** arg_names,
                          const uint8_t* arg_types, const uint64_t* arg_values,