Implement ui/gfx/geometry StructTraits unit tests

ui/gfx/BUILD.gn

Index: ui/gfx/BUILD.gn
diff --git a/ui/gfx/BUILD.gn b/ui/gfx/BUILD.gn
index d170f32c5e0b5081ed6ecc3619f11c6ee9640932..fef57e8c161810460496b228a5cd153c0b2c5e99 100644
--- a/ui/gfx/BUILD.gn
+++ b/ui/gfx/BUILD.gn
@@ -725,6 +725,7 @@ test("gfx_unittests") {
       "image/image_mac_unittest.mm",
       "image/image_util_unittest.cc",
       "mac/coordinate_conversion_unittest.mm",
+      "mojo/struct_traits_unittest.cc",
       "nine_image_painter_unittest.cc",
       "path_mac_unittest.mm",
       "platform_font_mac_unittest.mm",
@@ -808,6 +809,15 @@ test("gfx_unittests") {
       "oleacc.lib",
     ]
   }
+
+  if (!is_ios) {
+    deps += [
+      "geometry/mojo:unit_test",

[sky, 2016/06/02 03:22:21]

Can you make deps that aren't in the same absolute? From the style guide: "Other
deps should always use fully-qualified path names unless relative ones are
required for some reason.".

[Fady Samuel, 2016/06/02 12:09:23]

Done.

+      "mojo:test_interfaces",
+      "//mojo/edk/system",
+      "//mojo/public/cpp/bindings",
+    ]
+  }
 }
 
 if (is_android) {