Modify UsbDeviceFilter::MatchesAny to return true for empty filters

device/usb/usb_device_filter.cc

Index: device/usb/usb_device_filter.cc
diff --git a/device/usb/usb_device_filter.cc b/device/usb/usb_device_filter.cc
index 9e57d3d92d47ac39dd20dddbb7d983bc4592f8dd..6230aab89cbbcd5117dfcd8f949f688c17a72f6d 100644
--- a/device/usb/usb_device_filter.cc
+++ b/device/usb/usb_device_filter.cc
@@ -117,6 +117,9 @@ std::unique_ptr<base::Value> UsbDeviceFilter::ToValue() const {
 // static
 bool UsbDeviceFilter::MatchesAny(scoped_refptr<UsbDevice> device,
                                  const std::vector<UsbDeviceFilter>& filters) {
+  if (filters.empty())
+    return true;
+
   for (std::vector<UsbDeviceFilter>::const_iterator i = filters.begin();
        i != filters.end();
        ++i) {