[fenix] For https://github.com/mozilla-mobile/fenix/issues/27366 - Revert "For https://github.com/mozilla-mobile/fenix/issues/26644 - Apply the new theme earlier to the private browsing button"

This reverts commit dbcd3fa063e12784486bc9be0581e1f965e9801c given that the
severity of the new issue is much higher.

app/src/main/java/org/mozilla/fenix/home/HomeFragment.kt

@@ -39,7 +39,6 @@ import androidx.navigation.fragment.navArgs
 import androidx.recyclerview.widget.LinearLayoutManager
 import androidx.recyclerview.widget.LinearSmoothScroller
 import androidx.recyclerview.widget.RecyclerView.SmoothScroller
-import androidx.vectordrawable.graphics.drawable.VectorDrawableCompat
 import com.google.android.material.appbar.AppBarLayout
 import com.google.android.material.button.MaterialButton
 import com.google.android.material.snackbar.Snackbar
@@ -994,22 +993,7 @@ class HomeFragment : Fragment() {
         }
 
         binding.wordmarkText.imageTintList = tintColor
-
-        // Need to preemptively apply the new theme to the private browsing button drawable
-        // See https://github.com/mozilla-mobile/fenix/issues/26644#issuecomment-1254961616
-        (activity as? HomeActivity)?.themeManager?.let { themeManager ->
-            with(binding.privateBrowsingButton) {
-                val drawable = VectorDrawableCompat.create(
-                    resources,
-                    R.drawable.private_browsing_button,
-                    resources.newTheme().apply {
-                        applyStyle(themeManager.currentThemeResource, true)
-                    },
-                )
-                setImageDrawable(drawable)
-                imageTintList = tintColor
-            }
-        }
+        binding.privateBrowsingButton.imageTintList = tintColor
     }
 
     private fun observeWallpaperUpdates() {