Revert of SkPDF: PDF/A runtime switch

src/pdf/SkPDFMetadata.cpp

 /*
  * Copyright 2015 Google Inc.
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 
-#include "SkMD5.h"
 #include "SkMilestone.h"
 #include "SkPDFMetadata.h"
 #include "SkPDFTypes.h"
 #include <utility>
 
+#ifdef SK_PDF_GENERATE_PDFA
+#include "SkMD5.h"
+#endif
+
 static SkString pdf_date(const SkTime::DateTime& dt) {
     int timeZoneMinutes = SkToInt(dt.fTimeZoneMinutes);
     char timezoneSign = timeZoneMinutes >= 0 ? '+' : '-';
     int timeZoneHours = SkTAbs(timeZoneMinutes) / 60;
     timeZoneMinutes = SkTAbs(timeZoneMinutes) % 60;
     return SkStringPrintf(
             "D:%04u%02u%02u%02u%02u%02u%c%02d'%02d'",
             static_cast<unsigned>(dt.fYear), static_cast<unsigned>(dt.fMonth),
             static_cast<unsigned>(dt.fDay), static_cast<unsigned>(dt.fHour),
             static_cast<unsigned>(dt.fMinute),
@@ skipping 18 matching lines @@
     dict->insertString("Producer", "Skia/PDF m" SKPDF_STRING(SK_MILESTONE));
     if (fCreation) {
         dict->insertString("CreationDate", pdf_date(*fCreation.get()));
     }
     if (fModified) {
         dict->insertString("ModDate", pdf_date(*fModified.get()));
     }
     return dict.release();
 }
 
+#ifdef SK_PDF_GENERATE_PDFA
 SkPDFMetadata::UUID SkPDFMetadata::uuid() const {
     // The main requirement is for the UUID to be unique; the exact
     // format of the data that will be hashed is not important.
     SkMD5 md5;
     const char uuidNamespace[] = "org.skia.pdf\n";
     md5.write(uuidNamespace, strlen(uuidNamespace));
     double msec = SkTime::GetMSecs();
     md5.write(&msec, sizeof(msec));
     SkTime::DateTime dateTime;
     SkTime::GetDateTime(&dateTime);
@@ skipping 277 matching lines @@
     SkASSERT(0 == count_xml_escape_size(documentID));
     SkString instanceID = uuid_to_string(instance);
     SkASSERT(0 == count_xml_escape_size(instanceID));
     return new PDFXMLObject(sk_string_printf(
             templateString, modificationDate.c_str(), creationDate.c_str(),
             creator.c_str(), title.c_str(),
             subject.c_str(), author.c_str(), keywords1.c_str(),
             documentID.c_str(), instanceID.c_str(), keywords2.c_str()));
 }
 
+#endif  // SK_PDF_GENERATE_PDFA
+
 #undef SKPDF_STRING
 #undef SKPDF_STRING_IMPL