3 files changed, 16 insertions, 10 deletions
diff --git a/core/fxge/dib/cfx_dibextractor.cpp b/core/fxge/dib/cfx_dibextractor.cpp
index 13ad461cb1..9fe3114b1f 100644
--- a/core/fxge/dib/cfx_dibextractor.cpp
+++ b/core/fxge/dib/cfx_dibextractor.cpp
@@ -16,7 +16,7 @@ CFX_DIBExtractor::CFX_DIBExtractor(const RetainPtr<CFX_DIBSource>& pSrc) {
   RetainPtr<CFX_DIBSource> pOldSrc(pSrc);
   m_pBitmap = pdfium::MakeRetain<CFX_DIBitmap>();
   if (!m_pBitmap->Create(pOldSrc->GetWidth(), pOldSrc->GetHeight(),
-                         pOldSrc->GetFormat(), pOldSrc->GetBuffer())) {
+                         pOldSrc->GetFormat(), pOldSrc->GetBuffer(), 0)) {
     m_pBitmap.Reset();
     return;
   }
diff --git a/core/fxge/dib/cfx_dibitmap.cpp b/core/fxge/dib/cfx_dibitmap.cpp
index 3d642c2e76..2c99bd16e0 100644
--- a/core/fxge/dib/cfx_dibitmap.cpp
+++ b/core/fxge/dib/cfx_dibitmap.cpp
@@ -30,6 +30,10 @@ CFX_DIBitmap::CFX_DIBitmap() {
 #endif
 }
 
+bool CFX_DIBitmap::Create(int width, int height, FXDIB_Format format) {
+  return Create(width, height, format, nullptr, 0);
+}
+
 bool CFX_DIBitmap::Create(int width,
                           int height,
                           FXDIB_Format format,
diff --git a/core/fxge/dib/cfx_dibitmap.h b/core/fxge/dib/cfx_dibitmap.h
index 008a549bac..d9afee6800 100644
--- a/core/fxge/dib/cfx_dibitmap.h
+++ b/core/fxge/dib/cfx_dibitmap.h
@@ -18,11 +18,13 @@ class CFX_DIBitmap : public CFX_DIBSource {
   template <typename T, typename... Args>
   friend RetainPtr<T> pdfium::MakeRetain(Args&&... args);
 
+  bool Create(int width, int height, FXDIB_Format format);
+
   bool Create(int width,
               int height,
               FXDIB_Format format,
-              uint8_t* pBuffer = nullptr,
-              uint32_t pitch = 0);
+              uint8_t* pBuffer,
+              uint32_t pitch);
 
   bool Copy(const RetainPtr<CFX_DIBSource>& pSrc);
 
@@ -67,9 +69,9 @@ class CFX_DIBitmap : public CFX_DIBSource {
                        const RetainPtr<CFX_DIBSource>& pSrcBitmap,
                        int src_left,
                        int src_top,
-                       int blend_type = FXDIB_BLEND_NORMAL,
-                       const CFX_ClipRgn* pClipRgn = nullptr,
-                       bool bRgbByteOrder = false);
+                       int blend_type,
+                       const CFX_ClipRgn* pClipRgn,
+                       bool bRgbByteOrder);
 
   bool CompositeMask(int dest_left,
                      int dest_top,
@@ -79,10 +81,10 @@ class CFX_DIBitmap : public CFX_DIBSource {
                      uint32_t color,
                      int src_left,
                      int src_top,
-                     int blend_type = FXDIB_BLEND_NORMAL,
-                     const CFX_ClipRgn* pClipRgn = nullptr,
-                     bool bRgbByteOrder = false,
-                     int alpha_flag = 0);
+                     int blend_type,
+                     const CFX_ClipRgn* pClipRgn,
+                     bool bRgbByteOrder,
+                     int alpha_flag);
 
   bool CompositeRect(int dest_left,
                      int dest_top,