bluetooth: Adding #if and #endif around each tests

Adding #if and #endif to match our coding style.

BUG=

Review-Url: https://codereview.chromium.org/2863643003
Cr-Commit-Position: refs/heads/master@{#469495}

device/bluetooth/bluetooth_adapter_unittest.cc

@@ -895,7 +895,9 @@ TEST_F(BluetoothTest, DiscoverConnectedLowEnergyDeviceWithNoFilter) {
   EXPECT_EQ(2, observer.device_added_count());
   EXPECT_EQ(2u, adapter_->GetDevices().size());
 }
+#endif  // defined(OS_MACOSX)
 
+#if defined(OS_MACOSX)
 // Simulate two devices being connected before calling
 // RetrieveGattConnectedDevicesWithDiscoveryFilter() with one service filter.
 TEST_F(BluetoothTest, DiscoverConnectedLowEnergyDeviceWithFilter) {
@@ -927,7 +929,9 @@ TEST_F(BluetoothTest, DiscoverConnectedLowEnergyDeviceWithFilter) {
   EXPECT_EQ(1, observer.device_added_count());
   EXPECT_EQ(1u, adapter_->GetDevices().size());
 }
+#endif  // defined(OS_MACOSX)
 
+#if defined(OS_MACOSX)
 // Simulate two devices being connected before calling
 // RetrieveGattConnectedDevicesWithDiscoveryFilter() with one service filter
 // that doesn't match.
@@ -954,7 +958,9 @@ TEST_F(BluetoothTest, DiscoverConnectedLowEnergyDeviceWithWrongFilter) {
   EXPECT_EQ(0, observer.device_added_count());
   EXPECT_EQ(0u, adapter_->GetDevices().size());
 }
+#endif  // defined(OS_MACOSX)
 
+#if defined(OS_MACOSX)
 // Simulate two devices being connected before calling
 // RetrieveGattConnectedDevicesWithDiscoveryFilter() with two service filters
 // that both match.
@@ -999,7 +1005,9 @@ TEST_F(BluetoothTest, DiscoverConnectedLowEnergyDeviceWithTwoFilters) {
   EXPECT_EQ(2, observer.device_added_count());
   EXPECT_EQ(2u, adapter_->GetDevices().size());
 }
+#endif  // defined(OS_MACOSX)
 
+#if defined(OS_MACOSX)
 // Simulate two devices being connected before calling
 // RetrieveGattConnectedDevicesWithDiscoveryFilter() with one service filter
 // that one match device, and then

device/bluetooth/bluetooth_remote_gatt_service_unittest.cc

@@ -171,7 +171,9 @@ TEST_F(BluetoothRemoteGattServiceTest,
   EXPECT_EQ(service->GetCharacteristic(char_id1),
             service->GetCharacteristic(char_id1));
 }
+#endif  // defined(OS_ANDROID) || defined(OS_MACOSX) || defined(OS_WIN)
 
+#if defined(OS_ANDROID) || defined(OS_MACOSX) || defined(OS_WIN)
 TEST_F(BluetoothRemoteGattServiceTest, GetCharacteristicsByUUID) {
   if (!PlatformSupportsLowEnergy()) {
     LOG(WARNING) << "Low Energy Bluetooth unavailable, skipping unit test.";