Add OVERRIDE to printing/.

BUG=104314
TEST=no change

Review URL: http://codereview.chromium.org/8468031

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@110317 0039d316-1c4b-4281-b951-d872f2087c98
diff --git a/printing/backend/print_backend_cups.cc b/printing/backend/print_backend_cups.cc
index 8d30328..ad0b0c96 100644
--- a/printing/backend/print_backend_cups.cc
+++ b/printing/backend/print_backend_cups.cc
@@ -97,14 +97,15 @@
   virtual ~PrintBackendCUPS() {}
 
   // PrintBackend implementation.
-  virtual bool EnumeratePrinters(PrinterList* printer_list);
+  virtual bool EnumeratePrinters(PrinterList* printer_list) OVERRIDE;
 
-  virtual std::string GetDefaultPrinterName();
+  virtual std::string GetDefaultPrinterName() OVERRIDE;
 
-  virtual bool GetPrinterCapsAndDefaults(const std::string& printer_name,
-                                         PrinterCapsAndDefaults* printer_info);
+  virtual bool GetPrinterCapsAndDefaults(
+      const std::string& printer_name,
+      PrinterCapsAndDefaults* printer_info) OVERRIDE;
 
-  virtual bool IsValidPrinter(const std::string& printer_name);
+  virtual bool IsValidPrinter(const std::string& printer_name) OVERRIDE;
 
  private:
   // Following functions are wrappers around corresponding CUPS functions.
diff --git a/printing/emf_win.h b/printing/emf_win.h
index 1d106878..8317627 100644
--- a/printing/emf_win.h
+++ b/printing/emf_win.h
@@ -10,6 +10,7 @@
 #include <vector>
 
 #include "base/basictypes.h"
+#include "base/compiler_specific.h"
 #include "base/gtest_prod_util.h"
 #include "printing/metafile.h"
 
@@ -42,45 +43,46 @@
   virtual bool InitFromFile(const FilePath& metafile_path);
 
   // Metafile methods.
-  virtual bool Init();
-  virtual bool InitFromData(const void* src_buffer, uint32 src_buffer_size);
+  virtual bool Init() OVERRIDE;
+  virtual bool InitFromData(const void* src_buffer,
+                            uint32 src_buffer_size) OVERRIDE;
 
   virtual SkDevice* StartPageForVectorCanvas(
       const gfx::Size& page_size, const gfx::Rect& content_area,
-      const float& scale_factor);
+      const float& scale_factor) OVERRIDE;
   // Inserts a custom GDICOMMENT records indicating StartPage/EndPage calls
   // (since StartPage and EndPage do not work in a metafile DC). Only valid
   // when hdc_ is non-NULL. |page_size|, |content_area|, and |scale_factor| are
   // ignored.
   virtual bool StartPage(const gfx::Size& page_size,
                          const gfx::Rect& content_area,
-                         const float& scale_factor);
-  virtual bool FinishPage();
-  virtual bool FinishDocument();
+                         const float& scale_factor) OVERRIDE;
+  virtual bool FinishPage() OVERRIDE;
+  virtual bool FinishDocument() OVERRIDE;
 
-  virtual uint32 GetDataSize() const;
-  virtual bool GetData(void* buffer, uint32 size) const;
+  virtual uint32 GetDataSize() const OVERRIDE;
+  virtual bool GetData(void* buffer, uint32 size) const OVERRIDE;
 
   // Saves the EMF data to a file as-is. It is recommended to use the .emf file
   // extension but it is not enforced. This function synchronously writes to the
   // file. For testing only.
-  virtual bool SaveTo(const FilePath& file_path) const;
+  virtual bool SaveTo(const FilePath& file_path) const OVERRIDE;
 
   // Should be passed to Playback to keep the exact same size.
-  virtual gfx::Rect GetPageBounds(unsigned int page_number) const;
+  virtual gfx::Rect GetPageBounds(unsigned int page_number) const OVERRIDE;
 
-  virtual unsigned int GetPageCount() const {
+  virtual unsigned int GetPageCount() const OVERRIDE {
     return page_count_;
   }
 
-  virtual HDC context() const {
+  virtual HDC context() const OVERRIDE {
     return hdc_;
   }
 
-  virtual bool Playback(HDC hdc, const RECT* rect) const;
-  virtual bool SafePlayback(HDC hdc) const;
+  virtual bool Playback(HDC hdc, const RECT* rect) const OVERRIDE;
+  virtual bool SafePlayback(HDC hdc) const OVERRIDE;
 
-  virtual HENHMETAFILE emf() const {
+  virtual HENHMETAFILE emf() const OVERRIDE {
     return emf_;
   }
 
diff --git a/printing/pdf_metafile_cg_mac.h b/printing/pdf_metafile_cg_mac.h
index f6fcd26..3ffb40d 100644
--- a/printing/pdf_metafile_cg_mac.h
+++ b/printing/pdf_metafile_cg_mac.h
@@ -30,31 +30,32 @@
   virtual ~PdfMetafileCg();
 
   // Metafile methods.
-  virtual bool Init();
-  virtual bool InitFromData(const void* src_buffer, uint32 src_buffer_size);
+  virtual bool Init() OVERRIDE;
+  virtual bool InitFromData(const void* src_buffer,
+                            uint32 src_buffer_size) OVERRIDE;
 
   // Not implemented on mac.
   virtual SkDevice* StartPageForVectorCanvas(
       const gfx::Size& page_size, const gfx::Rect& content_area,
-      const float& scale_factor);
+      const float& scale_factor) OVERRIDE;
   virtual bool StartPage(const gfx::Size& page_size,
                          const gfx::Rect& content_area,
-                         const float& scale_factor);
-  virtual bool FinishPage();
-  virtual bool FinishDocument();
+                         const float& scale_factor) OVERRIDE;
+  virtual bool FinishPage() OVERRIDE;
+  virtual bool FinishDocument() OVERRIDE;
 
-  virtual uint32 GetDataSize() const;
-  virtual bool GetData(void* dst_buffer, uint32 dst_buffer_size) const;
+  virtual uint32 GetDataSize() const OVERRIDE;
+  virtual bool GetData(void* dst_buffer, uint32 dst_buffer_size) const OVERRIDE;
 
   // For testing purposes only.
-  virtual bool SaveTo(const FilePath& file_path) const;
+  virtual bool SaveTo(const FilePath& file_path) const OVERRIDE;
 
-  virtual gfx::Rect GetPageBounds(unsigned int page_number) const;
-  virtual unsigned int GetPageCount() const;
+  virtual gfx::Rect GetPageBounds(unsigned int page_number) const OVERRIDE;
+  virtual 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;
+  virtual CGContextRef context() const OVERRIDE;
 
   virtual bool RenderPage(unsigned int page_number,
                           CGContextRef context,
@@ -62,7 +63,7 @@
                           bool shrink_to_fit,
                           bool stretch_to_fit,
                           bool center_horizontally,
-                          bool center_vertically) const;
+                          bool center_vertically) const OVERRIDE;
 
  private:
   // Returns a CGPDFDocumentRef version of pdf_data_.
diff --git a/printing/pdf_metafile_skia.h b/printing/pdf_metafile_skia.h
index 4a20c17..64aecc01 100644
--- a/printing/pdf_metafile_skia.h
+++ b/printing/pdf_metafile_skia.h
@@ -26,34 +26,36 @@
   virtual ~PdfMetafileSkia();
 
   // Metafile methods.
-  virtual bool Init();
-  virtual bool InitFromData(const void* src_buffer, uint32 src_buffer_size);
+  virtual bool Init() OVERRIDE;
+  virtual bool InitFromData(const void* src_buffer,
+                            uint32 src_buffer_size) OVERRIDE;
 
   virtual SkDevice* StartPageForVectorCanvas(
       const gfx::Size& page_size,
       const gfx::Rect& content_area,
-      const float& scale_factor);
+      const float& scale_factor) OVERRIDE;
 
   virtual bool StartPage(const gfx::Size& page_size,
                          const gfx::Rect& content_area,
-                         const float& scale_factor);
-  virtual bool FinishPage();
-  virtual bool FinishDocument();
+                         const float& scale_factor) OVERRIDE;
+  virtual bool FinishPage() OVERRIDE;
+  virtual bool FinishDocument() OVERRIDE;
 
-  virtual uint32 GetDataSize() const;
-  virtual bool GetData(void* dst_buffer, uint32 dst_buffer_size) const;
+  virtual uint32 GetDataSize() const OVERRIDE;
+  virtual bool GetData(void* dst_buffer, uint32 dst_buffer_size) const OVERRIDE;
 
-  virtual bool SaveTo(const FilePath& file_path) const;
+  virtual bool SaveTo(const FilePath& file_path) const OVERRIDE;
 
-  virtual gfx::Rect GetPageBounds(unsigned int page_number) const;
-  virtual unsigned int GetPageCount() const;
+  virtual gfx::Rect GetPageBounds(unsigned int page_number) const OVERRIDE;
+  virtual unsigned int GetPageCount() const OVERRIDE;
 
-  virtual gfx::NativeDrawingContext context() const;
+  virtual gfx::NativeDrawingContext context() const OVERRIDE;
 
 #if defined(OS_WIN)
-  virtual bool Playback(gfx::NativeDrawingContext hdc, const RECT* rect) const;
-  virtual bool SafePlayback(gfx::NativeDrawingContext hdc) const;
-  virtual HENHMETAFILE emf() const;
+  virtual bool Playback(gfx::NativeDrawingContext hdc,
+                        const RECT* rect) const OVERRIDE;
+  virtual bool SafePlayback(gfx::NativeDrawingContext hdc) const OVERRIDE;
+  virtual HENHMETAFILE emf() const OVERRIDE;
 #elif defined(OS_MACOSX)
   virtual bool RenderPage(unsigned int page_number,
                           CGContextRef context,
@@ -61,11 +63,11 @@
                           bool shrink_to_fit,
                           bool stretch_to_fit,
                           bool center_horizontally,
-                          bool center_vertically) const;
+                          bool center_vertically) const OVERRIDE;
 #endif
 
 #if defined(OS_CHROMEOS)
-  virtual bool SaveToFD(const base::FileDescriptor& fd) const;
+  virtual bool SaveToFD(const base::FileDescriptor& fd) const OVERRIDE;
 #endif  // if defined(OS_CHROMEOS)
 
   // Return a new metafile containing just the current page in draft mode.
diff --git a/printing/printing_context_gtk.h b/printing/printing_context_gtk.h
index 2dddd436..dbb8941 100644
--- a/printing/printing_context_gtk.h
+++ b/printing/printing_context_gtk.h
@@ -35,19 +35,19 @@
   virtual void AskUserForSettings(gfx::NativeView parent_view,
                                   int max_pages,
                                   bool has_selection,
-                                  PrintSettingsCallback* callback);
-  virtual Result UseDefaultSettings();
+                                  PrintSettingsCallback* callback) OVERRIDE;
+  virtual Result UseDefaultSettings() OVERRIDE;
   virtual Result UpdatePrinterSettings(
       const base::DictionaryValue& job_settings,
-      const PageRanges& ranges);
-  virtual Result InitWithSettings(const PrintSettings& settings);
-  virtual Result NewDocument(const string16& document_name);
-  virtual Result NewPage();
-  virtual Result PageDone();
-  virtual Result DocumentDone();
-  virtual void Cancel();
-  virtual void ReleaseContext();
-  virtual gfx::NativeDrawingContext context() const;
+      const PageRanges& ranges) OVERRIDE;
+  virtual Result InitWithSettings(const PrintSettings& settings) OVERRIDE;
+  virtual Result NewDocument(const string16& document_name) OVERRIDE;
+  virtual Result NewPage() OVERRIDE;
+  virtual Result PageDone() OVERRIDE;
+  virtual Result DocumentDone() OVERRIDE;
+  virtual void Cancel() OVERRIDE;
+  virtual void ReleaseContext() OVERRIDE;
+  virtual gfx::NativeDrawingContext context() const OVERRIDE;
 
  private:
   string16 document_name_;
diff --git a/printing/printing_context_mac.h b/printing/printing_context_mac.h
index 160fdfd2..e44c118 100644
--- a/printing/printing_context_mac.h
+++ b/printing/printing_context_mac.h
@@ -28,19 +28,19 @@
   virtual void AskUserForSettings(gfx::NativeView parent_view,
                                   int max_pages,
                                   bool has_selection,
-                                  PrintSettingsCallback* callback);
-  virtual Result UseDefaultSettings();
+                                  PrintSettingsCallback* callback) OVERRIDE;
+  virtual Result UseDefaultSettings() OVERRIDE;
   virtual Result UpdatePrinterSettings(
       const base::DictionaryValue& job_settings,
-      const PageRanges& ranges);
-  virtual Result InitWithSettings(const PrintSettings& settings);
-  virtual Result NewDocument(const string16& document_name);
-  virtual Result NewPage();
-  virtual Result PageDone();
-  virtual Result DocumentDone();
-  virtual void Cancel();
-  virtual void ReleaseContext();
-  virtual gfx::NativeDrawingContext context() const;
+      const PageRanges& ranges) OVERRIDE;
+  virtual Result InitWithSettings(const PrintSettings& settings) OVERRIDE;
+  virtual Result NewDocument(const string16& document_name) OVERRIDE;
+  virtual Result NewPage() OVERRIDE;
+  virtual Result PageDone() OVERRIDE;
+  virtual Result DocumentDone() OVERRIDE;
+  virtual void Cancel() OVERRIDE;
+  virtual void ReleaseContext() OVERRIDE;
+  virtual gfx::NativeDrawingContext context() const OVERRIDE;
 
  private:
   // Initializes PrintSettings from |print_info_|. This must be called