Movw GamepadService out of content/browser/ and into device/

device/gamepad/gamepad_provider_unittest.cc

Index: device/gamepad/gamepad_provider_unittest.cc
diff --git a/device/gamepad/gamepad_provider_unittest.cc b/device/gamepad/gamepad_provider_unittest.cc
index 180a804cd5ed77f21e4c23f5802e37f7f6447168..8bf3a6879f3c75415fae21670d129dfed4706248 100644
--- a/device/gamepad/gamepad_provider_unittest.cc
+++ b/device/gamepad/gamepad_provider_unittest.cc
@@ -45,7 +45,6 @@ class GamepadProviderTest : public testing::Test, public GamepadTestHelper {
   GamepadProvider* CreateProvider(const WebGamepads& test_data) {
     mock_data_fetcher_ = new MockGamepadDataFetcher(test_data);
     provider_.reset(new GamepadProvider(
-        std::unique_ptr<GamepadSharedBuffer>(new MockGamepadSharedBuffer()),
         nullptr, std::unique_ptr<GamepadDataFetcher>(mock_data_fetcher_)));
     return provider_.get();
   }