address review

Signed-off-by: LucasYuki <[email protected]>

Author: LucasYuki

src/odb/include/odb/dbBlockCallBackObj.h

@@ -46,6 +46,9 @@ class dbWire;
 class dbBlockCallBackObj
 {
  public:
+  dbBlockCallBackObj() { owner_ = nullptr; }
+  virtual ~dbBlockCallBackObj() { removeOwner(); }
+
   // dbInst Start
   virtual void inDbInstCreate(dbInst*) {}
   virtual void inDbInstCreate(dbInst*, dbRegion*) {}
@@ -194,9 +197,6 @@ class dbBlockCallBackObj
   bool hasOwner() const { return (owner_ != nullptr); }
   void removeOwner();
 
-  dbBlockCallBackObj() { owner_ = nullptr; }
-  virtual ~dbBlockCallBackObj() { removeOwner(); }
-
  private:
   dbBlock* owner_;
 };

src/odb/include/odb/dbChipCallBackObj.h

@@ -21,6 +21,9 @@ class dbMarkerCategory;
 class dbChipCallBackObj
 {
  public:
+  dbChipCallBackObj() { _owner = nullptr; }
+  virtual ~dbChipCallBackObj() { removeOwner(); }
+
   // dbMarkerCategory Start
   virtual void inDbMarkerCategoryCreate(dbMarkerCategory*) {}
   virtual void inDbMarkerCategoryDestroy(dbMarkerCategory*) {}
@@ -39,9 +42,6 @@ class dbChipCallBackObj
   bool hasOwner() const { return (_owner != nullptr); }
   void removeOwner();
 
-  dbChipCallBackObj() { _owner = nullptr; }
-  virtual ~dbChipCallBackObj() { removeOwner(); }
-
  private:
   dbChip* _owner = nullptr;
 };