Declare PDF_GetStandardFontName() in the header.

core/src/fpdfapi/fpdf_edit/fpdf_edit_doc.cpp

Index: core/src/fpdfapi/fpdf_edit/fpdf_edit_doc.cpp
diff --git a/core/src/fpdfapi/fpdf_edit/fpdf_edit_doc.cpp b/core/src/fpdfapi/fpdf_edit/fpdf_edit_doc.cpp
index a3281999feba156fa79427993097ae63e9d50785..dc79de687d20c778f176027f0a15d8fd70999076 100644
--- a/core/src/fpdfapi/fpdf_edit/fpdf_edit_doc.cpp
+++ b/core/src/fpdfapi/fpdf_edit/fpdf_edit_doc.cpp
@@ -1105,15 +1105,15 @@ CPDF_Dictionary* CPDF_Document::CreateNewPage(int iPage) {
   }
   return pDict;
 }
-int _PDF_GetStandardFontName(CFX_ByteString& name);
+
 CPDF_Font* CPDF_Document::AddStandardFont(const FX_CHAR* font,
                                           CPDF_FontEncoding* pEncoding) {
   CFX_ByteString name(font, -1);

[Tom Sepez, 2015/10/16 21:32:33]

nit: the -1 isn't needed, the one-arg form hits strlen just as does the 2-arg
form with a -1 argument.

[Lei Zhang, 2015/10/16 21:34:52]

There's more of them. I'll fix them all in another pass.

-  if (_PDF_GetStandardFontName(name) < 0) {
-    return NULL;
-  }
+  if (PDF_GetStandardFontName(&name) < 0)
+    return nullptr;
   return GetPageData()->GetStandardFont(name, pEncoding);
 }
+
 void CPDF_Document::DeletePage(int iPage) {
   CPDF_Dictionary* pRoot = GetRoot();
   if (pRoot == NULL) {