Implement BluetoothRemoteGattServiceWin and related unit tests

device/bluetooth/bluetooth_low_energy_win_fake.h

Index: device/bluetooth/bluetooth_low_energy_win_fake.h
diff --git a/device/bluetooth/bluetooth_low_energy_win_fake.h b/device/bluetooth/bluetooth_low_energy_win_fake.h
index a4da0c72a21d3beaf5280cacb61515e216b93bed..b069daa8ad5a348102c5af863cf2f6d8ea4bdcb1 100644
--- a/device/bluetooth/bluetooth_low_energy_win_fake.h
+++ b/device/bluetooth/bluetooth_low_energy_win_fake.h
@@ -68,6 +68,7 @@ class BluetoothLowEnergyWrapperFake : public BluetoothLowEnergyWrapper {
   BluetoothLowEnergyWrapperFake();
   ~BluetoothLowEnergyWrapperFake() override;
 
+  bool IsBluetoothLowEnergySupported() override;
   bool EnumerateKnownBluetoothLowEnergyDevices(
       ScopedVector<BluetoothLowEnergyDeviceInfo>* devices,
       std::string* error) override;
@@ -78,11 +79,38 @@ class BluetoothLowEnergyWrapperFake : public BluetoothLowEnergyWrapper {
       const base::FilePath& device_path,
       ScopedVector<BluetoothLowEnergyServiceInfo>* services,
       std::string* error) override;
+  HRESULT ReadCharacteristicsOfAService(
+      base::FilePath& service_path,
+      const PBTH_LE_GATT_SERVICE service,
+      scoped_ptr<BTH_LE_GATT_CHARACTERISTIC>* out_included_characteristics,
+      USHORT* out_counts) override;
 
   BLEDevice* SimulateBLEDevice(std::string device_name,
                                BLUETOOTH_ADDRESS device_address);
   BLEDevice* GetSimulatedBLEDevice(std::string device_address);
-  BLEGattService* SimulateBLEGattService(BLEDevice* device, std::string uuid);
+
+  // Note: |parent_service| may be nullptr to indicate a primary service.
+  BLEGattService* SimulateBLEGattService(BLEDevice* device,
+                                         BLEGattService* parent_service,
+                                         const BTH_LE_UUID& uuid);
+
+  // Note: |parent_service| may be nullptr to indicate a primary service.
+  void SimulateBLEGattServiceRemoved(BLEDevice* device,
+                                     BLEGattService* parent_service,
+                                     std::string attribute_handle);
+
+  // Note: |chain_of_att_handle| contains the attribute handles of the services
+  // in order from primary service to target service. The last item in
+  // |chain_of_att_handle| is the target service's attribute handle.
+  BLEGattService* GetSimulatedGattService(
+      BLEDevice* device,
+      const std::vector<std::string>& chain_of_att_handle);
+  BLEGattCharacteristic* SimulateBLEGattCharacterisc(
+      std::string device_address,
+      BLEGattService* parent_service,
+      const BTH_LE_GATT_CHARACTERISTIC& characteristic);
+  void SimulateBLEGattCharacteriscRemove(BLEGattService* parent_service,
+                                         std::string attribute_handle);
 
  private:
   // Generate an unique attribute handle on |device_address|.
@@ -102,18 +130,15 @@ class BluetoothLowEnergyWrapperFake : public BluetoothLowEnergyWrapper {
   // GenerateBLEDevicePath or GenerateBLEGattServiceDevicePath.
   base::string16 ExtractDeviceAddressFromDevicePath(base::string16 path);
 
-  // Extract service attribute handle from the |path| generated by
+  // Extract service attribute handles from the |path| generated by
   // GenerateBLEGattServiceDevicePath.
-  base::string16 ExtractServiceAttributeHandleFromDevicePath(
+  std::vector<std::string> ExtractServiceAttributeHandlesFromDevicePath(
       base::string16 path);
 
   // The canonical BLE device address string format is the
   // BluetoothDevice::CanonicalizeAddress.
   std::string BluetoothAddressToCanonicalString(const BLUETOOTH_ADDRESS& btha);
 
-  // The canonical UUID string format is device::BluetoothUUID.value().
-  BTH_LE_UUID CanonicalStringToBTH_LE_UUID(std::string uuid);
-
   // Table to store allocated attribute handle for a device.
   BLEAttributeHandleTable attribute_handle_table_;
   BLEDevicesMap simulated_devices_;