Adding toon.shader to the samples MANIFEST

Review URL: http://codereview.chromium.org/155125

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@20063 0039d316-1c4b-4281-b951-d872f2087c98

o3d/samples/MANIFEST

@@ -256,6 +256,7 @@ shaders/solid-color.shader
 shaders/tangent.shader
 shaders/texture-colormult.shader
 shaders/texture-only.shader
+shaders/toon.shader
 shaders/vertex-color.shader
 shaders/yuv2rgb.shader
 simpleviewer/assets/cube.o3dtgz