Use override in more classes in core/

R=tsepez@chromium.org

Review URL: https://codereview.chromium.org/1292613003 .

3 files changed, 43 insertions, 43 deletions

diff --git a/core/include/fpdfapi/fpdf_pageobj.h b/core/include/fpdfapi/fpdf_pageobj.h
index be81244ef4..7ea51cc814 100644
--- a/core/include/fpdfapi/fpdf_pageobj.h
+++ b/core/include/fpdfapi/fpdf_pageobj.h
@@ -70,9 +70,7 @@ class CPDF_Path : public CFX_CountRef<CFX_PathData> {
 class CPDF_ClipPathData {
  public:
   CPDF_ClipPathData();
-
   CPDF_ClipPathData(const CPDF_ClipPathData&);
-
   ~CPDF_ClipPathData();
 
   void SetCount(int path_count, int text_count);
@@ -88,6 +86,7 @@ class CPDF_ClipPathData {
 
   CPDF_TextObject** m_pTextList;
 };
+
 class CPDF_ClipPath : public CFX_CountRef<CPDF_ClipPathData> {
  public:
   FX_DWORD GetPathCount() const { return m_pObject->m_PathCount; }
@@ -492,12 +491,14 @@ class CPDF_TextObject : public CPDF_PageObject {
 class CPDF_PathObject : public CPDF_PageObject {
  public:
   CPDF_PathObject() { m_Type = PDFPAGE_PATH; }
+  ~CPDF_PathObject() override {}
 
-  virtual ~CPDF_PathObject() {}
   void Transform(const CFX_AffineMatrix& maxtrix) override;
 
   void SetGraphState(CPDF_GraphState GraphState);
 
+  void CalcBoundingBox();
+
   CPDF_Path m_Path;
 
   int m_FillType;
@@ -506,8 +507,6 @@ class CPDF_PathObject : public CPDF_PageObject {
 
   CFX_AffineMatrix m_Matrix;
 
-  void CalcBoundingBox();
-
  protected:
   void CopyData(const CPDF_PageObject* pSrcObject) override;
 };
@@ -515,8 +514,8 @@ class CPDF_PathObject : public CPDF_PageObject {
 class CPDF_ImageObject : public CPDF_PageObject {
  public:
   CPDF_ImageObject();
+  ~CPDF_ImageObject() override;
 
-  virtual ~CPDF_ImageObject();
   void Transform(const CFX_AffineMatrix& matrix) override;
 
   CPDF_Image* m_pImage;
@@ -532,8 +531,7 @@ class CPDF_ImageObject : public CPDF_PageObject {
 class CPDF_ShadingObject : public CPDF_PageObject {
  public:
   CPDF_ShadingObject();
-
-  virtual ~CPDF_ShadingObject();
+  ~CPDF_ShadingObject() override;
 
   CPDF_ShadingPattern* m_pShading;
 
@@ -553,8 +551,8 @@ class CPDF_FormObject : public CPDF_PageObject {
     m_Type = PDFPAGE_FORM;
     m_pForm = NULL;
   }
+  ~CPDF_FormObject() override;
 
-  virtual ~CPDF_FormObject();
   void Transform(const CFX_AffineMatrix& matrix) override;
 
   CPDF_Form* m_pForm;
diff --git a/core/include/fpdfapi/fpdf_parser.h b/core/include/fpdfapi/fpdf_parser.h
index cb4e15e25d..a83cec194c 100644
--- a/core/include/fpdfapi/fpdf_parser.h
+++ b/core/include/fpdfapi/fpdf_parser.h
@@ -547,17 +547,18 @@ class CPDF_SecurityHandler {
 class CPDF_StandardSecurityHandler : public CPDF_SecurityHandler {
  public:
   CPDF_StandardSecurityHandler();
-
-  virtual ~CPDF_StandardSecurityHandler();
-  virtual FX_BOOL OnInit(CPDF_Parser* pParser, CPDF_Dictionary* pEncryptDict);
-  virtual FX_DWORD GetPermissions();
-  virtual FX_BOOL IsOwner() { return m_bOwner; }
-  virtual FX_BOOL GetCryptInfo(int& cipher,
-                               const uint8_t*& buffer,
-                               int& keylen);
-  virtual FX_BOOL IsMetadataEncrypted();
-  virtual CPDF_CryptoHandler* CreateCryptoHandler();
-  virtual CPDF_StandardSecurityHandler* GetStandardHandler() { return this; }
+  ~CPDF_StandardSecurityHandler() override;
+
+  // CPDF_SecurityHandler
+  FX_BOOL OnInit(CPDF_Parser* pParser, CPDF_Dictionary* pEncryptDict) override;
+  FX_DWORD GetPermissions() override;
+  FX_BOOL IsOwner() override { return m_bOwner; }
+  FX_BOOL GetCryptInfo(int& cipher,
+                       const uint8_t*& buffer,
+                       int& keylen) override;
+  FX_BOOL IsMetadataEncrypted() override;
+  CPDF_CryptoHandler* CreateCryptoHandler() override;
+  CPDF_StandardSecurityHandler* GetStandardHandler() override { return this; }
 
   void OnCreate(CPDF_Dictionary* pEncryptDict,
                 CPDF_Array* pIdArray,
@@ -683,29 +684,30 @@ class CPDF_CryptoHandler {
 class CPDF_StandardCryptoHandler : public CPDF_CryptoHandler {
  public:
   CPDF_StandardCryptoHandler();
-
-  virtual ~CPDF_StandardCryptoHandler();
+  ~CPDF_StandardCryptoHandler() override;
+
+  // CPDF_CryptoHandler
+  FX_BOOL Init(CPDF_Dictionary* pEncryptDict,
+               CPDF_SecurityHandler* pSecurityHandler) override;
+  FX_DWORD DecryptGetSize(FX_DWORD src_size) override;
+  void* DecryptStart(FX_DWORD objnum, FX_DWORD gennum) override;
+  FX_BOOL DecryptStream(void* context,
+                        const uint8_t* src_buf,
+                        FX_DWORD src_size,
+                        CFX_BinaryBuf& dest_buf) override;
+  FX_BOOL DecryptFinish(void* context, CFX_BinaryBuf& dest_buf) override;
+  FX_DWORD EncryptGetSize(FX_DWORD objnum,
+                          FX_DWORD version,
+                          const uint8_t* src_buf,
+                          FX_DWORD src_size) override;
+  FX_BOOL EncryptContent(FX_DWORD objnum,
+                         FX_DWORD version,
+                         const uint8_t* src_buf,
+                         FX_DWORD src_size,
+                         uint8_t* dest_buf,
+                         FX_DWORD& dest_size) override;
 
   FX_BOOL Init(int cipher, const uint8_t* key, int keylen);
-  virtual FX_BOOL Init(CPDF_Dictionary* pEncryptDict,
-                       CPDF_SecurityHandler* pSecurityHandler);
-  virtual FX_DWORD DecryptGetSize(FX_DWORD src_size);
-  virtual void* DecryptStart(FX_DWORD objnum, FX_DWORD gennum);
-  virtual FX_BOOL DecryptStream(void* context,
-                                const uint8_t* src_buf,
-                                FX_DWORD src_size,
-                                CFX_BinaryBuf& dest_buf);
-  virtual FX_BOOL DecryptFinish(void* context, CFX_BinaryBuf& dest_buf);
-  virtual FX_DWORD EncryptGetSize(FX_DWORD objnum,
-                                  FX_DWORD version,
-                                  const uint8_t* src_buf,
-                                  FX_DWORD src_size);
-  virtual FX_BOOL EncryptContent(FX_DWORD objnum,
-                                 FX_DWORD version,
-                                 const uint8_t* src_buf,
-                                 FX_DWORD src_size,
-                                 uint8_t* dest_buf,
-                                 FX_DWORD& dest_size);
 
  protected:
   virtual void CryptBlock(FX_BOOL bEncrypt,
diff --git a/core/include/fpdfapi/fpdf_resource.h b/core/include/fpdfapi/fpdf_resource.h
index c41a306d54..5b6f3498fe 100644
--- a/core/include/fpdfapi/fpdf_resource.h
+++ b/core/include/fpdfapi/fpdf_resource.h
@@ -664,7 +664,7 @@ class CPDF_TilingPattern : public CPDF_Pattern {
                      CPDF_Object* pPatternObj,
                      const CFX_AffineMatrix* parentMatrix);
 
-  virtual ~CPDF_TilingPattern();
+  ~CPDF_TilingPattern() override;
 
   FX_BOOL Load();
 
@@ -685,7 +685,7 @@ class CPDF_ShadingPattern : public CPDF_Pattern {
                       FX_BOOL bShading,
                       const CFX_AffineMatrix* parentMatrix);
 
-  virtual ~CPDF_ShadingPattern();
+  ~CPDF_ShadingPattern() override;
 
   CPDF_Object* m_pShadingObj;