Convert HidDeviceInfo from a struct to a refcounted class.

device/hid/hid_device_info.cc

Index: device/hid/hid_device_info.cc
diff --git a/device/hid/hid_device_info.cc b/device/hid/hid_device_info.cc
index 6298ebca5028aaa18a48c75f11f474cc801dd832..1a9d3a65c75a6d46fa81d28ec8f0500c7671057f 100644
--- a/device/hid/hid_device_info.cc
+++ b/device/hid/hid_device_info.cc
@@ -9,14 +9,14 @@ namespace device {
 const char kInvalidHidDeviceId[] = "";
 
 HidDeviceInfo::HidDeviceInfo()
-    : device_id(kInvalidHidDeviceId),
-      vendor_id(0),
-      product_id(0),
-      bus_type(kHIDBusTypeUSB),
-      has_report_id(false),
-      max_input_report_size(0),
-      max_output_report_size(0),
-      max_feature_report_size(0) {
+    : device_id_(kInvalidHidDeviceId),
+      vendor_id_(0),
+      product_id_(0),
+      bus_type_(kHIDBusTypeUSB),
+      has_report_id_(false),
+      max_input_report_size_(0),
+      max_output_report_size_(0),
+      max_feature_report_size_(0) {
 }
 
 HidDeviceInfo::~HidDeviceInfo() {}