Fixup includes in xfa/fde/css

Change-Id: I6cdb439c4bccfb3708fb855d03aa65f220e6ff48
Reviewed-on: https://pdfium-review.googlesource.com/9250
Reviewed-by: Ryan Harrison <rharrison@chromium.org>
Commit-Queue: dsinclair <dsinclair@chromium.org>

xfa/fde/css/cfde_cssvaluelistparser.cpp

diff --git a/xfa/fde/css/cfde_cssvaluelistparser.cpp b/xfa/fde/css/cfde_cssvaluelistparser.cpp
index 84dc20b..79a7981 100644
--- a/xfa/fde/css/cfde_cssvaluelistparser.cpp
+++ b/xfa/fde/css/cfde_cssvaluelistparser.cpp
@@ -6,6 +6,8 @@
 
 #include "xfa/fde/css/cfde_cssvaluelistparser.h"
 
+#include "core/fxcrt/fx_extension.h"
+
 CFDE_CSSValueListParser::CFDE_CSSValueListParser(const wchar_t* psz,
                                                  int32_t iLen,
                                                  wchar_t separator)

xfa/fde/css/fde_css.h

diff --git a/xfa/fde/css/fde_css.h b/xfa/fde/css/fde_css.h
index ac44e30..663db44 100644
--- a/xfa/fde/css/fde_css.h
+++ b/xfa/fde/css/fde_css.h
@@ -9,7 +9,6 @@
 
 #include "core/fxcrt/cfx_seekablestreamproxy.h"
 #include "core/fxge/fx_dib.h"
-#include "xfa/fgas/font/cfgas_fontmgr.h"
 
 enum FDE_CSSVALUETYPE {
   FDE_CSSVALUETYPE_Primitive = 1 << 0,