Change some fxbarcode to use return values.

No caller cares about the exception values anyway. Remove the unused
ones. Also use more std::unique_ptr to stop potential leaks.

Change-Id: Ic5955fb0d879f55e1c6a005c0204df50246dab19
Reviewed-on: https://pdfium-review.googlesource.com/3715
Commit-Queue: Lei Zhang <thestig@chromium.org>
Reviewed-by: Tom Sepez <tsepez@chromium.org>

1 files changed, 5 insertions, 5 deletions

diff --git a/fxbarcode/common/reedsolomon/BC_ReedSolomonGF256.h b/fxbarcode/common/reedsolomon/BC_ReedSolomonGF256.h
index d4b303c5ff..6d8225dfb0 100644
--- a/fxbarcode/common/reedsolomon/BC_ReedSolomonGF256.h
+++ b/fxbarcode/common/reedsolomon/BC_ReedSolomonGF256.h
@@ -17,22 +17,22 @@ class CBC_ReedSolomonGF256Poly;
 class CBC_ReedSolomonGF256 {
  public:
   explicit CBC_ReedSolomonGF256(int32_t primitive);
-  virtual ~CBC_ReedSolomonGF256();
+  ~CBC_ReedSolomonGF256();
 
   static void Initialize();
   static void Finalize();
 
   CBC_ReedSolomonGF256Poly* GetZero() const;
   CBC_ReedSolomonGF256Poly* GetOne() const;
-  CBC_ReedSolomonGF256Poly* BuildMonomial(int32_t degree,
-                                          int32_t coefficient,
-                                          int32_t& e);
+  std::unique_ptr<CBC_ReedSolomonGF256Poly> BuildMonomial(int32_t degree,
+                                                          int32_t coefficient,
+                                                          int32_t& e);
   static int32_t AddOrSubtract(int32_t a, int32_t b);
   int32_t Exp(int32_t a);
   int32_t Log(int32_t a, int32_t& e);
   int32_t Inverse(int32_t a, int32_t& e);
   int32_t Multiply(int32_t a, int32_t b);
-  virtual void Init();
+  void Init();
 
   static CBC_ReedSolomonGF256* QRCodeField;
   static CBC_ReedSolomonGF256* DataMatrixField;