Add libpoppler PDF rasterizer

third_party/poppler/README.chromium

Index: third_party/poppler/README.chromium
diff --git a/third_party/poppler/README.chromium b/third_party/poppler/README.chromium
new file mode 100644
index 0000000000000000000000000000000000000000..150023cee3301de72c97cba661c51138c6fef937
--- /dev/null
+++ b/third_party/poppler/README.chromium
@@ -0,0 +1,34 @@
+Name: libpoppler
+Short Name: libpoppler
+URL: git://git.freedesktop.org/git/poppler/poppler
+Version: 0.22.5
+License: GPLv2 / GPLv3
+License File: NOT_SHIPPED
+Security Critical: No
+
+Description:
+A PDF rendering library, currently used in the Skia gm for regression
+testing PDF output.
+This should ONLY be used for testing code.
+
+Local Modifications:
+No changes to files from the upstream repository.
+
+Platform-specific configuration files added to
+third_party/poppler/config/(platform):
+  config.h
+  poppler/poppler-config.h
+
+Autogenerated files (consistent across platforms) added to
+third_party/poppler:
+  cpp/poppler-version.h
+
+On Linux and Mac, these are the files generated by ./configure, using these
+flags:
+--disable-libopenjpeg --disable-libtiff --disable-largefile
+--disable-libjpeg --disable-libpng --disable-cairo-output
+--disable-poppler-glib --disable-poppler-qt4 --disable-gtk-test
+--disable-utils 
+On Windows, these are the files generated with CMake and selecting a minimal
+feature set.
+