Move weave packet to common location b/t generator and receiver

components/proximity_auth/ble/bluetooth_low_energy_weave_packet_generator_unittest.cc

Index: components/proximity_auth/ble/bluetooth_low_energy_weave_packet_generator_unittest.cc
diff --git a/components/proximity_auth/ble/bluetooth_low_energy_weave_packet_generator_unittest.cc b/components/proximity_auth/ble/bluetooth_low_energy_weave_packet_generator_unittest.cc
index 7d0c39eaacd15ef516869bdfff42257225bc9437..d854404668b1bbbeaf64db593ad1256fb5a7e4f5 100644
--- a/components/proximity_auth/ble/bluetooth_low_energy_weave_packet_generator_unittest.cc
+++ b/components/proximity_auth/ble/bluetooth_low_energy_weave_packet_generator_unittest.cc
@@ -12,11 +12,12 @@
 #include "testing/gmock/include/gmock/gmock.h"
 #include "testing/gtest/include/gtest/gtest.h"
 
-using proximity_auth::BluetoothLowEnergyWeavePacketGenerator;
+namespace proximity_auth {
 
 namespace {
-typedef BluetoothLowEnergyWeavePacketGenerator::ReasonForClose ReasonForClose;
-typedef BluetoothLowEnergyWeavePacketGenerator::Packet Packet;
+
+typedef BluetoothLowEnergyWeavePacket::Packet Packet;
+typedef BluetoothLowEnergyWeavePacket::ReasonForClose ReasonForClose;
 
 const uint8_t kDefaultPacketSize = 20;
 const uint8_t kWeaveVersion = 1;
@@ -27,7 +28,6 @@ const uint8_t kDataType = 0;
 
 }  // namespace
 
-namespace proximity_auth {
 
 class ProximityAuthBluetoothLowEnergyWeavePacketGeneratorTest
     : public testing::Test {