Revert of SkPDF: Optionally output PDF/A-2b archive format.

src/pdf/SkPDFMetadata.h

Index: src/pdf/SkPDFMetadata.h
diff --git a/src/pdf/SkPDFMetadata.h b/src/pdf/SkPDFMetadata.h
deleted file mode 100644
index 3475ac2500a549df62cb35cb59aecc0de23493a1..0000000000000000000000000000000000000000
--- a/src/pdf/SkPDFMetadata.h
+++ /dev/null
@@ -1,34 +0,0 @@
-/*
- * Copyright 2015 Google Inc.
- *
- * Use of this source code is governed by a BSD-style license that can be
- * found in the LICENSE file.
- */
-
-#ifndef SkPDFMetadata_DEFINED
-#define SkPDFMetadata_DEFINED
-
-#include "SkDocument.h"
-#include "SkTime.h"
-
-class SkPDFObject;
-
-struct SkPDFMetadata {
-    SkTArray<SkDocument::Attribute> fInfo;
-    SkAutoTDelete<const SkTime::DateTime> fCreation;
-    SkAutoTDelete<const SkTime::DateTime> fModified;
-
-    SkPDFObject* createDocumentInformationDict() const;
-
-    struct UUID {
-        uint8_t fData[16];
-    };
-    UUID uuid() const;
-    static SkPDFObject* CreatePdfId(const UUID& doc, const UUID& instance);
-
-#ifdef SK_PDF_GENERATE_PDFA
-    SkPDFObject* createXMPObject(const UUID& doc, const UUID& instance) const;
-#endif  // SK_PDF_GENERATE_PDFA
-};
-
-#endif  // SkPDFMetadata_DEFINED