cc: switch to new WebLayerTreeViewClient API for requesting font atlas

cc/test/fake_layer_tree_host_client.cc

Index: cc/test/fake_layer_tree_host_client.cc
diff --git a/cc/test/fake_layer_tree_host_client.cc b/cc/test/fake_layer_tree_host_client.cc
index cddece16dff60c158e45664f075d8dd2e9972aad..030142b4f0824cd663176c1b96db2a6f76eaaad7 100644
--- a/cc/test/fake_layer_tree_host_client.cc
+++ b/cc/test/fake_layer_tree_host_client.cc
@@ -17,4 +17,9 @@ scoped_ptr<InputHandler> FakeLayerImplTreeHostClient::createInputHandler()
     return scoped_ptr<InputHandler>();
 }
 
+scoped_ptr<FontAtlas> FakeLayerImplTreeHostClient::createFontAtlas()
+{
+	return scoped_ptr<FontAtlas>();
+}
+
 }