Fix a regression for parsing '/' - commit a568ff2d was too strict.

core/src/fpdfapi/fpdf_parser/fpdf_parser_parser.cpp

Index: core/src/fpdfapi/fpdf_parser/fpdf_parser_parser.cpp
diff --git a/core/src/fpdfapi/fpdf_parser/fpdf_parser_parser.cpp b/core/src/fpdfapi/fpdf_parser/fpdf_parser_parser.cpp
index bc5d3edc2bbc6bcacd66680a15110eaf64899e14..ca3a5f67a24811dacd0f0b10a426d164f7f7f4d7 100644
--- a/core/src/fpdfapi/fpdf_parser/fpdf_parser_parser.cpp
+++ b/core/src/fpdfapi/fpdf_parser/fpdf_parser_parser.cpp
@@ -2125,10 +2125,6 @@ CPDF_Object* CPDF_SyntaxParser::GetObject(CPDF_IndirectObjects* pObjList,
       if (key.IsEmpty())
         continue;
 
-      CFX_ByteStringC keyNoSlash(key.c_str() + 1, key.GetLength() - 1);
-      if (keyNoSlash.IsEmpty())
-        continue;
-
       if (key == FX_BSTRC("/Contents"))
         dwSignValuePos = m_Pos;
 
@@ -2136,6 +2132,7 @@ CPDF_Object* CPDF_SyntaxParser::GetObject(CPDF_IndirectObjects* pObjList,
       if (!pObj)
         continue;
 
+      CFX_ByteStringC keyNoSlash(key.c_str() + 1, key.GetLength() - 1);
       // TODO(thestig): Remove this conditional once CPDF_Dictionary has a
       // better underlying map implementation.
       if (nKeys < 32) {