Merge to XFA: Change |CCodec_ScanlineDecoder::m_Pitch| to FX_DWORD

core/src/fpdfapi/fpdf_parser/fpdf_parser_decode_embeddertest.cpp

Index: core/src/fpdfapi/fpdf_parser/fpdf_parser_decode_embeddertest.cpp
diff --git a/core/src/fpdfapi/fpdf_parser/fpdf_parser_decode_embeddertest.cpp b/core/src/fpdfapi/fpdf_parser/fpdf_parser_decode_embeddertest.cpp
index a5a198e7b2dab5f47f87c49e433c6fb056438765..c80770366bcf263a92cdbb3c3f19cf90ce7f9c2f 100644
--- a/core/src/fpdfapi/fpdf_parser/fpdf_parser_decode_embeddertest.cpp
+++ b/core/src/fpdfapi/fpdf_parser/fpdf_parser_decode_embeddertest.cpp
@@ -105,4 +105,14 @@ TEST_F(FPDFParserDecodeEmbeddertest, Bug_552046) {
   UnloadPage(page);
 }
 
+TEST_F(FPDFParserDecodeEmbeddertest, Bug_555784) {
+  // Tests bad input to the run length decoder that caused a heap overflow.
+  // Should not cause a crash when rendered.
+  EXPECT_TRUE(OpenDocument("bug_555784.pdf"));
+  FPDF_PAGE page = LoadPage(0);
+  FPDF_BITMAP bitmap = RenderPage(page);
+  FPDFBitmap_Destroy(bitmap);
+  UnloadPage(page);
+}
+
 #undef TEST_CASE