Remove enable/disable wheel gestures setting.

content/browser/renderer_host/input/input_router_impl_unittest.cc

Index: content/browser/renderer_host/input/input_router_impl_unittest.cc
diff --git a/content/browser/renderer_host/input/input_router_impl_unittest.cc b/content/browser/renderer_host/input/input_router_impl_unittest.cc
index 84bc82d86eb4dd24cc1496299f2093a378c46a12..deb16ec308a28da422e71a30ac033c48aa849504 100644
--- a/content/browser/renderer_host/input/input_router_impl_unittest.cc
+++ b/content/browser/renderer_host/input/input_router_impl_unittest.cc
@@ -170,18 +170,6 @@ class InputRouterImplTest : public testing::Test {
     browser_context_.reset();
   }
 
-  void SetUpForGestureBasedWheelScrolling(bool enabled) {
-    CHECK(!base::CommandLine::ForCurrentProcess()->HasSwitch(
-              switches::kDisableWheelGestures) &&
-          !base::CommandLine::ForCurrentProcess()->HasSwitch(
-              switches::kEnableWheelGestures));
-    base::CommandLine::ForCurrentProcess()->AppendSwitch(
-        enabled ? switches::kEnableWheelGestures
-                : switches::kDisableWheelGestures);
-    TearDown();
-    SetUp();
-  }
-
   void SetUpForTouchAckTimeoutTest(int desktop_timeout_ms,
                                    int mobile_timeout_ms) {
     config_.touch_config.desktop_touch_ack_timeout_delay =
@@ -947,44 +935,6 @@ TEST_F(InputRouterImplTest, AckedTouchEventState) {
 #endif  // defined(USE_AURA)
 
 TEST_F(InputRouterImplTest, UnhandledWheelEvent) {
-  SetUpForGestureBasedWheelScrolling(false);
-
-  // Simulate wheel events.
-  SimulateWheelEvent(0, 0, 0, -5, 0, false);   // sent directly
-  SimulateWheelEvent(0, 0, 0, -10, 0, false);  // enqueued
-
-  // Check that only the first event was sent.
-  EXPECT_TRUE(process_->sink().GetUniqueMessageMatching(
-                  InputMsg_HandleInputEvent::ID));
-  EXPECT_EQ(1U, GetSentMessageCountAndResetSink());
-
-  // Indicate that the wheel event was unhandled.
-  SendInputEventACK(WebInputEvent::MouseWheel,
-                    INPUT_EVENT_ACK_STATE_NOT_CONSUMED);
-
-  // Check that the correct unhandled wheel event was received.
-  EXPECT_EQ(1U, ack_handler_->GetAndResetAckCount());
-  EXPECT_EQ(INPUT_EVENT_ACK_STATE_NOT_CONSUMED, ack_handler_->ack_state());
-  EXPECT_EQ(ack_handler_->acked_wheel_event().deltaY, -5);
-
-  // Check that the second event was sent.
-  EXPECT_TRUE(process_->sink().GetUniqueMessageMatching(
-                  InputMsg_HandleInputEvent::ID));
-  EXPECT_EQ(1U, GetSentMessageCountAndResetSink());
-
-  // Indicate that the wheel event was unhandled.
-  SendInputEventACK(WebInputEvent::MouseWheel,
-                    INPUT_EVENT_ACK_STATE_NOT_CONSUMED);
-
-  // Check that the correct unhandled wheel event was received.
-  EXPECT_EQ(1U, ack_handler_->GetAndResetAckCount());
-  EXPECT_EQ(INPUT_EVENT_ACK_STATE_NOT_CONSUMED, ack_handler_->ack_state());
-  EXPECT_EQ(ack_handler_->acked_wheel_event().deltaY, -10);
-}
-
-TEST_F(InputRouterImplTest, UnhandledWheelEventWithGestureScrolling) {
-  SetUpForGestureBasedWheelScrolling(true);
-
   // Simulate wheel events.
   SimulateWheelEvent(0, 0, 0, -5, 0, false);   // sent directly
   SimulateWheelEvent(0, 0, 0, -10, 0, false);  // enqueued