Rename both As{Byte,Wide}StringC() helpers to AsStringC().

fpdfsdk/pdfwindow/PWL_Label.cpp

Index: fpdfsdk/pdfwindow/PWL_Label.cpp
diff --git a/fpdfsdk/pdfwindow/PWL_Label.cpp b/fpdfsdk/pdfwindow/PWL_Label.cpp
index 5560b59eb1b93f2c5852ac3801da8a5149dea0e8..9a1dce61d87effb88dab1001f7e66e7189db31f4 100644
--- a/fpdfsdk/pdfwindow/PWL_Label.cpp
+++ b/fpdfsdk/pdfwindow/PWL_Label.cpp
@@ -119,8 +119,7 @@ CFX_FloatRect CPWL_Label::GetContentRect() const {
 void CPWL_Label::GetThisAppearanceStream(CFX_ByteTextBuf& sAppStream) {
   CPWL_Wnd::GetThisAppearanceStream(sAppStream);
 
-  sAppStream << GetTextAppearanceStream(CFX_FloatPoint(0.0f, 0.0f))
-                    .AsByteStringC();
+  sAppStream << GetTextAppearanceStream(CFX_FloatPoint(0.0f, 0.0f)).AsStringC();
 }
 
 CFX_ByteString CPWL_Label::GetTextAppearanceStream(
@@ -129,9 +128,8 @@ CFX_ByteString CPWL_Label::GetTextAppearanceStream(
   CFX_ByteString sEdit = CPWL_Utils::GetEditAppStream(m_pEdit, ptOffset);
 
   if (sEdit.GetLength() > 0) {
-    sRet << "BT\n"
-         << CPWL_Utils::GetColorAppStream(GetTextColor()).AsByteStringC()
-         << sEdit.AsByteStringC() << "ET\n";
+    sRet << "BT\n" << CPWL_Utils::GetColorAppStream(GetTextColor()).AsStringC()
+         << sEdit.AsStringC() << "ET\n";
   }
 
   return sRet.GetByteString();