Fix a regression with cut off images.

core/src/fpdfapi/fpdf_render/fpdf_render_loadimage.cpp

Index: core/src/fpdfapi/fpdf_render/fpdf_render_loadimage.cpp
diff --git a/core/src/fpdfapi/fpdf_render/fpdf_render_loadimage.cpp b/core/src/fpdfapi/fpdf_render/fpdf_render_loadimage.cpp
index 72719d36188d8d44404febf1f389f9ba12ff14b9..7093edae4797ee4aef7568d283c8cac2cf49e93f 100644
--- a/core/src/fpdfapi/fpdf_render/fpdf_render_loadimage.cpp
+++ b/core/src/fpdfapi/fpdf_render/fpdf_render_loadimage.cpp
@@ -238,7 +238,7 @@ FX_BOOL CPDF_DIBSource::Load(CPDF_Document* pDoc, const CPDF_Stream* pStream, CP
     if (m_bColorKey) {
         m_bpp = 32;
         m_AlphaFlag = 2;
-        FX_SAFE_DWORD pitch = CalculatePitch32(m_bpp, m_Width);
+        pitch = CalculatePitch32(m_bpp, m_Width);
         if (!pitch.IsValid()) {
             return FALSE;
         }
@@ -282,7 +282,7 @@ int	CPDF_DIBSource::ContinueToLoadMask()
     if (m_bColorKey) {
         m_bpp = 32;
         m_AlphaFlag = 2;
-        FX_SAFE_DWORD pitch = CalculatePitch32(m_bpp, m_Width);
+        pitch = CalculatePitch32(m_bpp, m_Width);
         if (!pitch.IsValid()) {
             return 0;
         }