chromeos: adds TouchDeviceServer and wires up in mushrome

mojo/public/tools/bindings/chromium_bindings_configuration.gni

Index: mojo/public/tools/bindings/chromium_bindings_configuration.gni
diff --git a/mojo/public/tools/bindings/chromium_bindings_configuration.gni b/mojo/public/tools/bindings/chromium_bindings_configuration.gni
index 6fe0750fec2041637535f19b91ec2181de090214..945a7814ea7ed51b4315c8315a87ee59f2962d91 100644
--- a/mojo/public/tools/bindings/chromium_bindings_configuration.gni
+++ b/mojo/public/tools/bindings/chromium_bindings_configuration.gni
@@ -48,6 +48,9 @@ _typemap_imports = [
 
 _typemap_imports_mac = [ "//content/common/typemaps_mac.gni" ]
 
+_typemap_imports_chromeos =
+    [ "//ui/display/manager/chromeos/mojo/typemaps.gni" ]
+
 _typemaps = []
 foreach(typemap_import, _typemap_imports) {
   # Avoid reassignment error by assigning to empty scope first.
@@ -81,4 +84,20 @@ foreach(typemap, _typemaps_mac) {
       } ]
 }
 
+_typemaps_chromeos = []
+foreach(typemap_import, _typemap_imports_chromeos) {
+  _imported = {
+  }
+  _imported = read_file(typemap_import, "scope")
+  _typemaps_chromeos += _imported.typemaps
+}
+
+typemaps_chromeos = []
+foreach(typemap, _typemaps_chromeos) {
+  typemaps_chromeos += [ {
+        filename = typemap
+        config = read_file(typemap, "scope")
+      } ]
+}
+
 component_macro_suffix = ""