Revert 281133 "chrome.hid: enrich model with report IDs"

trunk/src/device/hid/hid_collection_info.cc

Index: trunk/src/device/hid/hid_collection_info.cc
===================================================================
--- trunk/src/device/hid/hid_collection_info.cc	(revision 281281)
+++ trunk/src/device/hid/hid_collection_info.cc	(working copy)
@@ -1,17 +0,0 @@
-// Copyright 2014 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.
-
-#include "device/hid/hid_collection_info.h"
-
-namespace device {
-
-HidCollectionInfo::HidCollectionInfo()
-    : usage(HidUsageAndPage::kGenericDesktopUndefined,
-            HidUsageAndPage::kPageUndefined) {
-}
-
-HidCollectionInfo::~HidCollectionInfo() {
-}
-
-}  // namespace device