Fix content shell layout test failure related to Fontconfig

ui/gfx/test/fontconfig_util_linux.cc

Index: ui/gfx/test/fontconfig_util_linux.cc
diff --git a/ui/gfx/test/fontconfig_util_linux.cc b/ui/gfx/test/fontconfig_util_linux.cc
index 6f2da0be9c94017b8ad1330d9f53927b35e3ecd2..0e61627a0e58582c624ff4fd4861afeb3b5f7d2c 100644
--- a/ui/gfx/test/fontconfig_util_linux.cc
+++ b/ui/gfx/test/fontconfig_util_linux.cc
@@ -5,7 +5,6 @@
 #include "ui/gfx/test/fontconfig_util_linux.h"
 
 #include <fontconfig/fontconfig.h>
-

[msw, 2016/06/27 22:14:45]

nit: keep this blank line between include types?

 #include "base/files/file_util.h"
 #include "base/logging.h"
 #include "base/macros.h"
@@ -64,17 +63,8 @@ const char kFontconfigMatchPatternHeader[] = "  <match target=\"pattern\">\n";
 const char kFontconfigMatchFooter[] = "  </match>\n";
 
 void SetUpFontconfig() {
-  FcInit();
-
-  // A primer on undocumented FcConfig reference-counting:
-  //
-  // - FcConfigCreate() creates a config with a refcount of 1.
-  // - FcConfigReference() increments a config's refcount.
-  // - FcConfigDestroy() decrements a config's refcount, deallocating the
-  //   config when the count reaches 0.
-  // - FcConfigSetCurrent() calls FcConfigDestroy() on the old config, but
-  //   interestingly does not call FcConfigReference() on the new config.
-  CHECK(FcConfigSetCurrent(FcConfigCreate()));
+  CHECK(FcInit());
+  CHECK(FcConfigGetCurrent());
 }
 
 void TearDownFontconfig() {