BUILD.gn: skia_enable_pdf

BUG=skia:

Change-Id: Icf616bec73e81aad97815b519566ff5b9db611e3
Reviewed-on: https://skia-review.googlesource.com/6495
Commit-Queue: Hal Canary <halcanary@google.com>
Reviewed-by: Mike Klein <mtklein@chromium.org>
diff --git a/tests/PDFDeflateWStreamTest.cpp b/tests/PDFDeflateWStreamTest.cpp
index 11d2370..dcb7547 100644
--- a/tests/PDFDeflateWStreamTest.cpp
+++ b/tests/PDFDeflateWStreamTest.cpp
@@ -5,9 +5,12 @@
  * found in the LICENSE file.
  */
 
+#include "Test.h"
+
+#ifdef SK_SUPPORT_PDF
+
 #include "SkDeflate.h"
 #include "SkRandom.h"
-#include "Test.h"
 
 namespace {
 
@@ -162,3 +165,5 @@
     SkDeflateWStream emptyDeflateWStream(nullptr);
     REPORTER_ASSERT(r, !emptyDeflateWStream.writeText("FOO"));
 }
+
+#endif
diff --git a/tests/PDFGlyphsToUnicodeTest.cpp b/tests/PDFGlyphsToUnicodeTest.cpp
index 0d87cd7d..332520b 100644
--- a/tests/PDFGlyphsToUnicodeTest.cpp
+++ b/tests/PDFGlyphsToUnicodeTest.cpp
@@ -5,11 +5,14 @@
  * found in the LICENSE file.
  */
 
+#include "Test.h"
+
+#ifdef SK_SUPPORT_PDF
+
 #include "SkBitSet.h"
 #include "SkData.h"
 #include "SkPDFMakeToUnicodeCmap.h"
 #include "SkStream.h"
-#include "Test.h"
 
 static const int kMaximumGlyphCount = SK_MaxU16 + 1;
 
@@ -178,3 +181,5 @@
     REPORTER_ASSERT(reporter, stream_equals(buffer2, 0, expectedResult2,
                                             buffer2.bytesWritten()));
 }
+
+#endif
diff --git a/tests/PDFJpegEmbedTest.cpp b/tests/PDFJpegEmbedTest.cpp
index 17dbac8..100c9b3 100644
--- a/tests/PDFJpegEmbedTest.cpp
+++ b/tests/PDFJpegEmbedTest.cpp
@@ -9,7 +9,6 @@
 #include "SkData.h"
 #include "SkDocument.h"
 #include "SkImageGenerator.h"
-#include "SkJpegInfo.h"
 #include "SkStream.h"
 
 #include "Resources.h"
@@ -80,6 +79,10 @@
     REPORTER_ASSERT(r, !is_subset_of(cmykData.get(), pdfData.get()));
 }
 
+#ifdef SK_SUPPORT_PDF
+
+#include "SkJpegInfo.h"
+
 DEF_TEST(SkPDF_JpegIdentification, r) {
     static struct {
         const char* path;
@@ -208,3 +211,4 @@
         REPORTER_ASSERT(r, !SkIsJFIF(data.get(), &info));
     }
 }
+#endif
diff --git a/tests/PDFPrimitivesTest.cpp b/tests/PDFPrimitivesTest.cpp
index 81b33ba..de9af07 100644
--- a/tests/PDFPrimitivesTest.cpp
+++ b/tests/PDFPrimitivesTest.cpp
@@ -5,6 +5,10 @@
  * found in the LICENSE file.
  */
 
+#include "Test.h"
+
+#ifdef SK_SUPPORT_PDF
+
 #include "Resources.h"
 #include "SkBitmap.h"
 #include "SkCanvas.h"
@@ -24,7 +28,6 @@
 #include "SkSpecialImage.h"
 #include "SkStream.h"
 #include "SkTypes.h"
-#include "Test.h"
 #include "sk_tool_utils.h"
 
 #include <cstdlib>
@@ -486,3 +489,4 @@
         REPORTER_ASSERT(reporter, roundTrip == i);
     }
 }
+#endif