Move geometry types to a more central location.

mojo/mojo.gyp

Index: mojo/mojo.gyp
diff --git a/mojo/mojo.gyp b/mojo/mojo.gyp
index c9f74d8221244c402a296660b49bb739929e61e5..3893b6b7ebd6a57b50804df6389662ce8dce27a6 100644
--- a/mojo/mojo.gyp
+++ b/mojo/mojo.gyp
@@ -33,6 +33,7 @@
         'mojo_common_lib',
         'mojo_common_unittests',
         'mojo_cpp_bindings',
+        'mojo_geometry_lib',
         'mojo_js',
         'mojo_js_bindings',
         'mojo_js_unittests',
@@ -455,6 +456,23 @@
       ],
     },
     {
+      'target_name': 'mojo_geometry_lib',
+      'type': '<(component)',
+      'defines': [
+        'MOJO_GEOMETRY_IMPLEMENTATION',
+      ],
+      'dependencies': [
+        '../ui/gfx/gfx.gyp:gfx_geometry',
+        'mojo_environment_chromium',
+        'mojo_geometry_bindings',
+        'mojo_system_impl',
+      ],
+      'sources': [
+        'geometry/geometry_type_converters.cc',
+        'geometry/geometry_type_converters.h',
+      ],
+    },
+    {
       'target_name': 'mojo_shell_lib',
       'type': 'static_library',
       'dependencies': [