Implement create attribute API functions for BTLE.

chrome/browser/extensions/api/bluetooth_low_energy/bluetooth_low_energy_apitest_chromeos.cc

Index: chrome/browser/extensions/api/bluetooth_low_energy/bluetooth_low_energy_apitest_chromeos.cc
diff --git a/chrome/browser/extensions/api/bluetooth_low_energy/bluetooth_low_energy_apitest_chromeos.cc b/chrome/browser/extensions/api/bluetooth_low_energy/bluetooth_low_energy_apitest_chromeos.cc
index dc9c48ede9bad00959004409156dc70f726883fc..591800101a6e4f8f1658994f6ecbb89f6b089246 100644
--- a/chrome/browser/extensions/api/bluetooth_low_energy/bluetooth_low_energy_apitest_chromeos.cc
+++ b/chrome/browser/extensions/api/bluetooth_low_energy/bluetooth_low_energy_apitest_chromeos.cc
@@ -108,5 +108,27 @@ IN_PROC_BROWSER_TEST_F(BluetoothLowEnergyApiTestChromeOs,
       << message_;
 }
 
+IN_PROC_BROWSER_TEST_F(BluetoothLowEnergyApiTestChromeOs, CreateService) {
+  ASSERT_TRUE(
+      RunPlatformAppTest("api_test/bluetooth_low_energy/"
+                         "create_service"))
+      << message_;
+}
+
+IN_PROC_BROWSER_TEST_F(BluetoothLowEnergyApiTestChromeOs,
+                       CreateCharacteristic) {
+  ASSERT_TRUE(
+      RunPlatformAppTest("api_test/bluetooth_low_energy/"
+                         "create_characteristic"))
+      << message_;
+}
+
+IN_PROC_BROWSER_TEST_F(BluetoothLowEnergyApiTestChromeOs, CreateDescriptor) {
+  ASSERT_TRUE(
+      RunPlatformAppTest("api_test/bluetooth_low_energy/"
+                         "create_descriptor"))
+      << message_;
+}
+
 }  // namespace
 }  // namespace extensions