Delete obsolete TODO in setInTouchMode

Bug: 198499018
Test: m (built)
Change-Id: If024ce661ee2a3d12d71261ad68406328322ec92
diff --git a/services/inputflinger/dispatcher/InputDispatcher.cpp b/services/inputflinger/dispatcher/InputDispatcher.cpp
index 84c18fd..2ecd7bc 100644
--- a/services/inputflinger/dispatcher/InputDispatcher.cpp
+++ b/services/inputflinger/dispatcher/InputDispatcher.cpp
@@ -5012,8 +5012,6 @@
                          ? "not set"
                          : std::to_string(mTouchModePerDisplay[displayId]).c_str());
 
-        // TODO(b/198499018): Ensure that WM can guarantee that touch mode is properly set when
-        // display is created.
         auto touchModeIt = mTouchModePerDisplay.find(displayId);
         if (touchModeIt != mTouchModePerDisplay.end() && touchModeIt->second == inTouchMode) {
             return false;