flesh out gradient shaders

pdfium.gyp

Index: pdfium.gyp
diff --git a/pdfium.gyp b/pdfium.gyp
index 02a6f1eacbaa5a79cc13ebf28433376a5d44f4fa..f202fa8459319ff12f95393e5968ef504579ef93 100644
--- a/pdfium.gyp
+++ b/pdfium.gyp
@@ -258,7 +258,7 @@
         'core/fpdfdoc/include/cpvt_wordplace.h',
         'core/fpdfdoc/include/cpvt_wordprops.h',
         'core/fpdfdoc/include/cpvt_wordrange.h',
-        'core/fpdfdoc/ipvt_fontmap.h',
+        'core/fpdfdoc/include/ipvt_fontmap.h',
         'core/fpdfdoc/pdf_vt.h',
         'core/fpdfdoc/tagged_int.h',
       ],
@@ -955,6 +955,15 @@
             'fpdfsdk/javascript/public_methods_unittest.cpp',
           ],
         }],
+        ['pdf_use_skia==1', {

[Lei Zhang, 2016/05/20 00:26:36]

BTW, this CL forgot to update BUILD.gn:

+  if (pdf_use_skia) {
+    sources += [ "core/fxge/skia/fx_skia_device_unittest.cpp" ]
+    deps += [ "//skia" ]
+  }

+          'defines': ['PDF_ENABLE_SKIA'],
+          'dependencies': [
+            '<(DEPTH)/skia/skia.gyp:skia',
+          ],
+          'sources': [
+            'core/fxge/skia/fx_skia_device_unittest.cpp',
+          ],
+        }],
       ],
     },
     {