Clean up some image decoder classes:

- Use std::vector<uint8_t> instead of raw uint8_t*
- Make ICodec_ScanlineDecoder::GetScanline() return const uint8_t*
- Add FxFreeDeleter, use it in CCodec_ImageDataCache.
- Make CCodec_ImageDataCache encapsulate its data members.

R=tsepez@chromium.org

Review URL: https://codereview.chromium.org/1361053002 .

1 files changed, 4 insertions, 0 deletions

diff --git a/core/include/fxcrt/fx_basic.h b/core/include/fxcrt/fx_basic.h
index 3e556f5439..7412b8db3c 100644
--- a/core/include/fxcrt/fx_basic.h
+++ b/core/include/fxcrt/fx_basic.h
@@ -947,6 +947,10 @@ class CFX_AutoRestorer {
   T m_OldValue;
 };
 
+struct FxFreeDeleter {
+  inline void operator()(void* ptr) const { FX_Free(ptr); }
+};
+
 // Used with nonstd::unique_ptr to Release() objects that can't be deleted.
 template <class T>
 struct ReleaseDeleter {