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

mojo/public/c/include/mojo/bindings/internal/type_descriptor.h

Index: mojo/public/c/include/mojo/bindings/internal/type_descriptor.h
diff --git a/mojo/public/c/bindings/lib/type_descriptor.h b/mojo/public/c/include/mojo/bindings/internal/type_descriptor.h
similarity index 96%
rename from mojo/public/c/bindings/lib/type_descriptor.h
rename to mojo/public/c/include/mojo/bindings/internal/type_descriptor.h
index b5588f1e7c74ae32a8fb0776aeaf5669cb294242..bee56a473034262c203b9062f087037b0e18032c 100644
--- a/mojo/public/c/bindings/lib/type_descriptor.h
+++ b/mojo/public/c/include/mojo/bindings/internal/type_descriptor.h
@@ -21,19 +21,18 @@
 // of |MojomTypeDescriptorUnionEntry|. Arrays are described with
 // |MojomTypeDescriptorArray|.
 
-#ifndef MOJO_PUBLIC_C_BINDINGS_LIB_TYPE_DESCRIPTOR_H_
-#define MOJO_PUBLIC_C_BINDINGS_LIB_TYPE_DESCRIPTOR_H_
+#ifndef MOJO_PUBLIC_C_INCLUDE_MOJO_BINDINGS_INTERNAL_TYPE_DESCRIPTOR_H_
+#define MOJO_PUBLIC_C_INCLUDE_MOJO_BINDINGS_INTERNAL_TYPE_DESCRIPTOR_H_
 
+#include <mojo/bindings/buffer.h>
+#include <mojo/bindings/internal/util.h>
+#include <mojo/bindings/validation.h>
 #include <mojo/macros.h>
 #include <mojo/system/handle.h>
 #include <stdbool.h>
 #include <stddef.h>
 #include <stdint.h>
 
-#include "mojo/public/c/bindings/buffer.h"
-#include "mojo/public/c/bindings/lib/util.h"
-#include "mojo/public/c/bindings/validation.h"
-
 MOJO_BEGIN_EXTERN_C
 
 // This enum is used in a type descriptor entry for the |elem_type| field, and
@@ -216,4 +215,4 @@ bool MojomType_DispatchDeepCopy(struct MojomBuffer* buffer,
 
 MOJO_END_EXTERN_C
 
-#endif  // MOJO_PUBLIC_C_BINDINGS_LIB_TYPE_DESCRIPTOR_H_
+#endif  // MOJO_PUBLIC_C_INCLUDE_MOJO_BINDINGS_INTERNAL_TYPE_DESCRIPTOR_H_