isolate podofo to prepare for native parser, autogenerate PDF API during build

Review URL: https://codereview.chromium.org/18042005

git-svn-id: http://skia.googlecode.com/svn/trunk@9879 2bbb7eff-a529-9590-31e7-b0007b416f81
diff --git a/experimental/PdfViewer/pdfparser/native/SkNativeParsedPDF.h b/experimental/PdfViewer/pdfparser/native/SkNativeParsedPDF.h
new file mode 100644
index 0000000..38c72b0
--- /dev/null
+++ b/experimental/PdfViewer/pdfparser/native/SkNativeParsedPDF.h
@@ -0,0 +1,12 @@
+#ifndef EXPERIMENTAL_PDFVIEWER_PDFPARSER_NATIVE_SKNATIVEPARSEDPDF_H_
+#define EXPERIMENTAL_PDFVIEWER_PDFPARSER_NATIVE_SKNATIVEPARSEDPDF_H_
+
+#include "base/macros.h"
+
+class SkNativeParsedPDF : public SkParsedPDF {
+public:
+    SkNativeParsedPDF();
+    virtual ~SkNativeParsedPDF();
+};
+
+#endif  // EXPERIMENTAL_PDFVIEWER_PDFPARSER_NATIVE_SKNATIVEPARSEDPDF_H_