Change the canonical way to include the C bindings headers to <mojo/bindings/*.h>.

mojom/generators/c/templates/source.tmpl.go

 // Copyright 2016 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 package templates
 
 const GenerateSourceFile = `
 {{- define "GenerateSourceFile" -}}
 // This file was auto-generated by the C bindings generator.
 
 #include "{{.HeaderFile}}"
 
+#include <mojo/bindings/internal/type_descriptor.h>
 #include <mojo/system/handle.h>
 #include <stdbool.h>
 
-#include "mojo/public/c/bindings/lib/type_descriptor.h"
-
 // Imports.
 {{range $import := .Imports -}}
 #include "{{$import}}"
 {{end}}
 
 // Type tables definitions for structs, arrays and unions.
 {{template "GenerateTypeTableDefinitions" .TypeTable}}
 
 // Definitions for constants.
 // Top level constants:
 {{range $const := .Constants -}}
 const {{$const.Type}} {{$const.Name}} = {{$const.Value}};
 {{end -}}
 
 // Struct definitions.
 {{range $struct := .Structs -}}
 {{template "GenerateStructDefinitions" $struct}}
 {{end -}}
 
 // Interface definitions.
 {{range $interface := .Interfaces -}}
 {{template "GenerateInterfaceDefinitions" $interface}}
 {{end -}}
 
 {{end}}
 `