Use exactly one of final, override, and virtual

minidump/minidump_context_writer.h

 // Copyright 2014 The Crashpad Authors. All rights reserved.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
 // You may obtain a copy of the License at
 //
 //     http://www.apache.org/licenses/LICENSE-2.0
 //
 // Unless required by applicable law or agreed to in writing, software
 // distributed under the License is distributed on an "AS IS" BASIS,
@@ skipping 23 matching lines @@
   MinidumpContextWriter() : MinidumpWritable() {}
 
   //! \brief Returns the size of the context structure that this object will
   //!     write.
   //!
   //! \note This method will only be called in #kStateFrozen or a subsequent
   //!     state.
   virtual size_t ContextSize() const = 0;
 
   // MinidumpWritable:
-  virtual size_t SizeOfObject() override final;
+  size_t SizeOfObject() final;
 
  private:
   DISALLOW_COPY_AND_ASSIGN(MinidumpContextWriter);
 };
 
 //! \brief The writer for a MinidumpContextX86 structure in a minidump file.
 class MinidumpContextX86Writer final : public MinidumpContextWriter {
  public:
   MinidumpContextX86Writer();
   virtual ~MinidumpContextX86Writer();
 
   //! \brief Returns a pointer to the context structure that this object will
   //!     write.
   //!
   //! \attention This returns a non-`const` pointer to this object’s private
   //!     data so that a caller can populate the context structure directly.
   //!     This is done because providing setter interfaces to each field in the
   //!     context structure would be unwieldy and cumbersome. Care must be taken
   //!     to populate the context structure correctly. The context structure
   //!     must only be modified while this object is in the #kStateMutable
   //!     state.
   MinidumpContextX86* context() { return &context_; }
 
  protected:
   // MinidumpWritable:
-  virtual bool WriteObject(FileWriterInterface* file_writer) override;
+  bool WriteObject(FileWriterInterface* file_writer) override;
 
   // MinidumpContextWriter:
-  virtual size_t ContextSize() const override;
+  size_t ContextSize() const override;
 
  private:
   MinidumpContextX86 context_;
 
   DISALLOW_COPY_AND_ASSIGN(MinidumpContextX86Writer);
 };
 
 //! \brief The writer for a MinidumpContextAMD64 structure in a minidump file.
 class MinidumpContextAMD64Writer final : public MinidumpContextWriter {
  public:
   MinidumpContextAMD64Writer();
   virtual ~MinidumpContextAMD64Writer();
 
   //! \brief Returns a pointer to the context structure that this object will
   //!     write.
   //!
   //! \attention This returns a non-`const` pointer to this object’s private
   //!     data so that a caller can populate the context structure directly.
   //!     This is done because providing setter interfaces to each field in the
   //!     context structure would be unwieldy and cumbersome. Care must be taken
   //!     to populate the context structure correctly. The context structure
   //!     must only be modified while this object is in the #kStateMutable
   //!     state.
   MinidumpContextAMD64* context() { return &context_; }
 
  protected:
   // MinidumpWritable:
-  virtual size_t Alignment() override;
-  virtual bool WriteObject(FileWriterInterface* file_writer) override;
+  size_t Alignment() override;
+  bool WriteObject(FileWriterInterface* file_writer) override;
 
   // MinidumpContextWriter:
-  virtual size_t ContextSize() const override;
+  size_t ContextSize() const override;
 
  private:
   MinidumpContextAMD64 context_;
 
   DISALLOW_COPY_AND_ASSIGN(MinidumpContextAMD64Writer);
 };
 
 }  // namespace crashpad
 
 #endif  // CRASHPAD_MINIDUMP_MINIDUMP_CONTEXT_WRITER_H_