Implement WebBluetooth getDescriptor[s]

content/shell/browser/layout_test/layout_test_bluetooth_adapter_provider.h

Index: content/shell/browser/layout_test/layout_test_bluetooth_adapter_provider.h
diff --git a/content/shell/browser/layout_test/layout_test_bluetooth_adapter_provider.h b/content/shell/browser/layout_test/layout_test_bluetooth_adapter_provider.h
index 6c9fb9ee5ec239ec38c2ded84f23fd3f141d3afc..f9319444f8adcb44163221e79676e8b3366c52dc 100644
--- a/content/shell/browser/layout_test/layout_test_bluetooth_adapter_provider.h
+++ b/content/shell/browser/layout_test/layout_test_bluetooth_adapter_provider.h
@@ -320,6 +320,13 @@ class LayoutTestBluetoothAdapterProvider {
   //           - StartNotifySession: Run success callback.
   //           - GetProperties: Returns
   //               BluetoothRemoteGattCharacteristic::PROPERTY_READ
+  //           - Descriptors
+  //             - user_description
+  //                 Read calls success callback
+  //             - client_characteristic_configuration
+  //                 Write calls success callback
+  //                 Note: This description must be blacklisted.

[ortuno, 2016/12/02 06:14:50]

We should make it fail like the other blacklisted operations. Also
s/blacklist/blocklist/

[dougt, 2016/12/02 18:31:28]

Acknowledged blocklist name change (following what was there).

+
   static scoped_refptr<testing::NiceMock<device::MockBluetoothAdapter>>
   GetDisconnectingHealthThermometer();
 
@@ -827,6 +834,15 @@ class LayoutTestBluetoothAdapterProvider {
   // XX:XX:XX:XX:XX:XX. For example makeMACAddress(0xdeadbeef)
   // returns "00:00:DE:AD:BE:EF".
   static std::string makeMACAddress(uint64_t addr);
+
+  // Adds the following descriptors to the characteristic:
+  // - user_description
+  //     Read calls success callback
+  //  - client_characteristic_configuration
+  //    Write calls success callback
+  //    Note: This description must be blacklisted.

[ortuno, 2016/12/02 06:14:50]

We should make it fail like the other blacklisted operations. Also
s/blacklist/blocklist/

[dougt, 2016/12/02 18:31:28]

Acknowledged.

+  static void AddDescriptorsToCharacteristic(
+      device::MockBluetoothGattCharacteristic* characteristic);
 };
 
 }  // namespace content