Standardize usage of virtual/override/final in printing/

printing/pdf_metafile_cg_mac.h

 // Copyright (c) 2012 The Chromium 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 PRINTING_PDF_METAFILE_CG_MAC_H_
 #define PRINTING_PDF_METAFILE_CG_MAC_H_
 
 #include <ApplicationServices/ApplicationServices.h>
 #include <CoreFoundation/CoreFoundation.h>
 
@@ skipping 11 matching lines @@
 class Rect;
 class Size;
 }
 
 namespace printing {
 
 // This class creates a graphics context that renders into a PDF data stream.
 class PRINTING_EXPORT PdfMetafileCg : public Metafile {
  public:
   PdfMetafileCg();
-  virtual ~PdfMetafileCg();
+  ~PdfMetafileCg() override;
 
   // Metafile methods.
-  virtual bool Init() override;
-  virtual bool InitFromData(const void* src_buffer,
-                            uint32 src_buffer_size) override;
+  bool Init() override;
+  bool InitFromData(const void* src_buffer, uint32 src_buffer_size) override;
 
   // Not implemented on mac.
-  virtual SkBaseDevice* StartPageForVectorCanvas(
-      const gfx::Size& page_size, const gfx::Rect& content_area,
-      const float& scale_factor) override;
-  virtual bool StartPage(const gfx::Size& page_size,
-                         const gfx::Rect& content_area,
-                         const float& scale_factor) override;
-  virtual bool FinishPage() override;
-  virtual bool FinishDocument() override;
+  SkBaseDevice* StartPageForVectorCanvas(const gfx::Size& page_size,
+                                         const gfx::Rect& content_area,
+                                         const float& scale_factor) override;
+  bool StartPage(const gfx::Size& page_size,
+                 const gfx::Rect& content_area,
+                 const float& scale_factor) override;
+  bool FinishPage() override;
+  bool FinishDocument() override;
 
-  virtual uint32 GetDataSize() const override;
-  virtual bool GetData(void* dst_buffer, uint32 dst_buffer_size) const override;
+  uint32 GetDataSize() const override;
+  bool GetData(void* dst_buffer, uint32 dst_buffer_size) const override;
 
-  virtual gfx::Rect GetPageBounds(unsigned int page_number) const override;
-  virtual unsigned int GetPageCount() const override;
+  gfx::Rect GetPageBounds(unsigned int page_number) const override;
+  unsigned int GetPageCount() const override;
 
   // Note: The returned context *must not be retained* past Close(). If it is,
   // the data returned from GetData will not be valid PDF data.
-  virtual CGContextRef context() const override;
+  CGContextRef context() const override;
 
-  virtual bool RenderPage(unsigned int page_number,
-                          gfx::NativeDrawingContext context,
-                          const CGRect rect,
-                          const MacRenderPageParams& params) const override;
+  bool RenderPage(unsigned int page_number,
+                  gfx::NativeDrawingContext context,
+                  const CGRect rect,
+                  const MacRenderPageParams& params) const override;
 
  private:
   // Returns a CGPDFDocumentRef version of pdf_data_.
   CGPDFDocumentRef GetPDFDocument() const;
 
   base::ThreadChecker thread_checker_;
 
   // Context for rendering to the pdf.
   base::ScopedCFTypeRef<CGContextRef> context_;
 
   // PDF backing store.
   base::ScopedCFTypeRef<CFMutableDataRef> pdf_data_;
 
   // Lazily-created CGPDFDocument representation of pdf_data_.
   mutable base::ScopedCFTypeRef<CGPDFDocumentRef> pdf_doc_;
 
   // Whether or not a page is currently open.
   bool page_is_open_;
 
   // Whether this instantiation of the PdfMetafileCg owns the thread_pdf_docs.
   bool thread_pdf_docs_owned_;
 
   DISALLOW_COPY_AND_ASSIGN(PdfMetafileCg);
 };
 
 }  // namespace printing
 
 #endif  // PRINTING_PDF_METAFILE_CG_MAC_H_