Taskbar: use ENABLE_HIDE_IME_CAPTION_BAR

With ENABLE_HIDE_IME_CAPTION_BAR, we no longer need to update the navigation bar override. This was already applied for the navigation bar, but not the task bar. Mirrors the NavigationBar.java change in
I8793db69fb846046300d5a56b3b0060138ef4cd5.

Bug: 289748734
Change-Id: I86079cb6670a2ae3b6fa883694f8af81df212408
Test: presubmit
diff --git a/quickstep/src/com/android/launcher3/taskbar/TaskbarInsetsController.kt b/quickstep/src/com/android/launcher3/taskbar/TaskbarInsetsController.kt
index a935bac..73cae97 100644
--- a/quickstep/src/com/android/launcher3/taskbar/TaskbarInsetsController.kt
+++ b/quickstep/src/com/android/launcher3/taskbar/TaskbarInsetsController.kt
@@ -15,6 +15,7 @@
  */
 package com.android.launcher3.taskbar
 
+import android.inputmethodservice.InputMethodService.ENABLE_HIDE_IME_CAPTION_BAR
 import android.graphics.Insets
 import android.graphics.Region
 import android.os.Binder
@@ -198,16 +199,22 @@
 
         val imeInsetsSize = getInsetsForGravity(taskbarHeightForIme, gravity)
         val imeInsetsSizeOverride =
-                arrayOf(
-                        InsetsFrameProvider.InsetsSizeOverride(TYPE_INPUT_METHOD, imeInsetsSize),
-                )
+                if (!ENABLE_HIDE_IME_CAPTION_BAR) {
+                    arrayOf(
+                            InsetsFrameProvider.InsetsSizeOverride(
+                                    TYPE_INPUT_METHOD,
+                                    imeInsetsSize
+                            ),
+                    )
+                } else {
+                    arrayOf()
+                }
         // Use 0 tappableElement insets for the VoiceInteractionWindow when gesture nav is enabled.
         val visInsetsSizeForTappableElement =
                 if (context.isGestureNav) getInsetsForGravity(0, gravity)
                 else getInsetsForGravity(tappableHeight, gravity)
         val insetsSizeOverrideForTappableElement =
-                arrayOf(
-                        InsetsFrameProvider.InsetsSizeOverride(TYPE_INPUT_METHOD, imeInsetsSize),
+                imeInsetsSizeOverride + arrayOf(
                         InsetsFrameProvider.InsetsSizeOverride(
                                 TYPE_VOICE_INTERACTION,
                                 visInsetsSizeForTappableElement
@@ -216,7 +223,7 @@
         if ((context.isGestureNav || TaskbarManager.FLAG_HIDE_NAVBAR_WINDOW)
                 && provider.type == tappableElement()) {
             provider.insetsSizeOverrides = insetsSizeOverrideForTappableElement
-        } else if (provider.type != systemGestures()) {
+        } else if (provider.type != systemGestures() && imeInsetsSizeOverride.isNotEmpty()) {
             // We only override insets at the bottom of the screen
             provider.insetsSizeOverrides = imeInsetsSizeOverride
         }