Revert "TouchEvent (4/n) Firing event when setting mInTouchMode"

This reverts commit 4eecba7daea5100d69bf8c2d3efbbba222dc8cf5.

Reason for revert: May have broken com.android.system.ui tests (b/201320240)

Change-Id: Ib5bdbd2804a46e1f4c0cfbeec70fa0db7fdadaa0
Bug: 201320240
Bug: 193718270
diff --git a/services/inputflinger/tests/InputDispatcher_test.cpp b/services/inputflinger/tests/InputDispatcher_test.cpp
index 3207495..7fb2ccf 100644
--- a/services/inputflinger/tests/InputDispatcher_test.cpp
+++ b/services/inputflinger/tests/InputDispatcher_test.cpp
@@ -817,9 +817,6 @@
             case AINPUT_EVENT_TYPE_CAPTURE: {
                 FAIL() << "Use 'consumeCaptureEvent' for CAPTURE events";
             }
-            case AINPUT_EVENT_TYPE_TOUCH_MODE: {
-                FAIL() << "Use 'consumeTouchModeEvent' for TOUCH_MODE events";
-            }
             case AINPUT_EVENT_TYPE_DRAG: {
                 FAIL() << "Use 'consumeDragEvent' for DRAG events";
             }
@@ -877,20 +874,6 @@
         EXPECT_EQ(y, dragEvent.getY());
     }
 
-    void consumeTouchModeEvent(bool inTouchMode) {
-        const InputEvent* event = consume();
-        ASSERT_NE(nullptr, event) << mName.c_str()
-                                  << ": consumer should have returned non-NULL event.";
-        ASSERT_EQ(AINPUT_EVENT_TYPE_TOUCH_MODE, event->getType())
-                << "Got " << inputEventTypeToString(event->getType())
-                << " event instead of TOUCH_MODE event";
-
-        ASSERT_EQ(ADISPLAY_ID_NONE, event->getDisplayId())
-                << mName.c_str() << ": event displayId should always be NONE.";
-        const auto& touchModeEvent = static_cast<const TouchModeEvent&>(*event);
-        EXPECT_EQ(inTouchMode, touchModeEvent.isInTouchMode());
-    }
-
     void assertNoEvents() {
         InputEvent* event = consume();
         if (event == nullptr) {
@@ -912,10 +895,6 @@
             const auto& captureEvent = static_cast<CaptureEvent&>(*event);
             ADD_FAILURE() << "Received capture event, pointerCaptureEnabled = "
                           << (captureEvent.getPointerCaptureEnabled() ? "true" : "false");
-        } else if (event->getType() == AINPUT_EVENT_TYPE_TOUCH_MODE) {
-            const auto& touchModeEvent = static_cast<TouchModeEvent&>(*event);
-            ADD_FAILURE() << "Received touch mode event, inTouchMode = "
-                          << (touchModeEvent.isInTouchMode() ? "true" : "false");
         }
         FAIL() << mName.c_str()
                << ": should not have received any events, so consume() should return NULL";
@@ -1108,12 +1087,6 @@
         mInputReceiver->consumeDragEvent(isExiting, x, y);
     }
 
-    void consumeTouchModeEvent(bool inTouchMode) {
-        ASSERT_NE(mInputReceiver, nullptr)
-                << "Cannot consume events from a window with no receiver";
-        mInputReceiver->consumeTouchModeEvent(inTouchMode);
-    }
-
     std::optional<uint32_t> receiveEvent(InputEvent** outEvent = nullptr) {
         if (mInputReceiver == nullptr) {
             ADD_FAILURE() << "Invalid receive event on window with no receiver";
@@ -2752,6 +2725,7 @@
     SCOPED_TRACE("Check default value of touch mode");
     mDispatcher->setInputWindows({{ADISPLAY_ID_DEFAULT, {window}}});
     setFocusedWindow(window);
+
     window->consumeFocusEvent(true /*hasFocus*/, true /*inTouchMode*/);
 
     SCOPED_TRACE("Remove the window to trigger focus loss");
@@ -2761,7 +2735,6 @@
 
     SCOPED_TRACE("Disable touch mode");
     mDispatcher->setInTouchMode(false);
-    window->consumeTouchModeEvent(false);
     window->setFocusable(true);
     mDispatcher->setInputWindows({{ADISPLAY_ID_DEFAULT, {window}}});
     setFocusedWindow(window);
@@ -2774,7 +2747,6 @@
 
     SCOPED_TRACE("Enable touch mode again");
     mDispatcher->setInTouchMode(true);
-    window->consumeTouchModeEvent(true);
     window->setFocusable(true);
     mDispatcher->setInputWindows({{ADISPLAY_ID_DEFAULT, {window}}});
     setFocusedWindow(window);
@@ -5910,43 +5882,4 @@
     window->assertNoEvents();
 }
 
-class InputDispatcherTouchModeChangedTests : public InputDispatcherTest {
-protected:
-    std::shared_ptr<FakeApplicationHandle> mApp;
-    sp<FakeWindowHandle> mWindow;
-    sp<FakeWindowHandle> mSecondWindow;
-
-    void SetUp() override {
-        InputDispatcherTest::SetUp();
-
-        mApp = std::make_shared<FakeApplicationHandle>();
-        mWindow = new FakeWindowHandle(mApp, mDispatcher, "TestWindow", ADISPLAY_ID_DEFAULT);
-        mWindow->setFocusable(true);
-        mSecondWindow = new FakeWindowHandle(mApp, mDispatcher, "TestWindow2", ADISPLAY_ID_DEFAULT);
-        mSecondWindow->setFocusable(true);
-
-        mDispatcher->setFocusedApplication(ADISPLAY_ID_DEFAULT, mApp);
-        mDispatcher->setInputWindows({{ADISPLAY_ID_DEFAULT, {mWindow, mSecondWindow}}});
-
-        setFocusedWindow(mWindow);
-        mWindow->consumeFocusEvent(true);
-    }
-
-    void changeAndVerifyTouchMode(bool inTouchMode) {
-        mDispatcher->setInTouchMode(inTouchMode);
-        mWindow->consumeTouchModeEvent(inTouchMode);
-        mSecondWindow->consumeTouchModeEvent(inTouchMode);
-    }
-};
-
-TEST_F(InputDispatcherTouchModeChangedTests, ChangeTouchModeOnFocusedWindow) {
-    changeAndVerifyTouchMode(!InputDispatcher::kDefaultInTouchMode);
-}
-
-TEST_F(InputDispatcherTouchModeChangedTests, EventIsNotGeneratedIfNotChangingTouchMode) {
-    mDispatcher->setInTouchMode(InputDispatcher::kDefaultInTouchMode);
-    mWindow->assertNoEvents();
-    mSecondWindow->assertNoEvents();
-}
-
 } // namespace android::inputdispatcher