Be more consistent in referring to pixel byte streams as buffers
diff --git a/vncviewer/CConn.h b/vncviewer/CConn.h
index 24fbbab..33dcf4a 100644
--- a/vncviewer/CConn.h
+++ b/vncviewer/CConn.h
@@ -67,8 +67,8 @@
   void imageRect(const rfb::Rect& r, void* p);
   void copyRect(const rfb::Rect& r, int sx, int sy);
 
-  rdr::U8* getRawPixelsRW(const rfb::Rect& r, int* stride);
-  void releaseRawPixels(const rfb::Rect& r);
+  rdr::U8* getRawBufferRW(const rfb::Rect& r, int* stride);
+  void releaseRawBuffer(const rfb::Rect& r);
 
   const rfb::PixelFormat &getPreferredPF() { return fullColourPF; }