bluetooth: Browser-side implementation of readValue

content/shell/browser/layout_test/layout_test_bluetooth_adapter_provider.cc

Index: content/shell/browser/layout_test/layout_test_bluetooth_adapter_provider.cc
diff --git a/content/shell/browser/layout_test/layout_test_bluetooth_adapter_provider.cc b/content/shell/browser/layout_test/layout_test_bluetooth_adapter_provider.cc
index 7f3563fe98c6fe9414363da271b42ac815098454..aff0745edb11545d9e473f4f2644007ffa0e7235 100644
--- a/content/shell/browser/layout_test/layout_test_bluetooth_adapter_provider.cc
+++ b/content/shell/browser/layout_test/layout_test_bluetooth_adapter_provider.cc
@@ -178,9 +178,15 @@ LayoutTestBluetoothAdapterProvider::GetEmptyDevice(
 
   scoped_ptr<NiceMock<MockBluetoothGattService>> generic_access(
       GetGattService(empty_device.get(), "1800" /* Generic Access */));
-  generic_access->AddMockCharacteristic(
+  scoped_ptr<NiceMock<MockBluetoothGattCharacteristic>> device_name(
       GetGattCharacteristic(generic_access.get(), "2A00" /* Device Name */));
 
+  std::string value_str("Empty Mock Device name");
+  std::vector<uint8_t> value(value_str.begin(), value_str.end());
+  ON_CALL(*device_name, ReadRemoteCharacteristic(_, _))
+      .WillByDefault(RunCallback<0>(value));
+  generic_access->AddMockCharacteristic(device_name.Pass());
+
   scoped_ptr<NiceMock<MockBluetoothGattService>> generic_attribute(
       GetGattService(empty_device.get(), "1801" /* Generic Attribute */));
   generic_attribute->AddMockCharacteristic(GetGattCharacteristic(
@@ -250,6 +256,11 @@ LayoutTestBluetoothAdapterProvider::GetGattService(MockBluetoothDevice* device,
   ON_CALL(*service, GetCharacteristics())
       .WillByDefault(Invoke(service.get(),
                             &MockBluetoothGattService::GetMockCharacteristics));
+
+  ON_CALL(*service, GetCharacteristic(_))
+      .WillByDefault(Invoke(service.get(),
+                            &MockBluetoothGattService::GetMockCharacteristic));
+
   return service.Pass();
 }