Revert^2 "Fix incompatibilities with Kotlin 1.5.0"

c5b4071877530ba3eb6ce5f55fc8c101ea1f35e4

Change-Id: I1fc09f028411cce8bdaa9eec68eaf88116f2143f
diff --git a/packages/SystemUI/src/com/android/systemui/controls/ui/ControlsUiControllerImpl.kt b/packages/SystemUI/src/com/android/systemui/controls/ui/ControlsUiControllerImpl.kt
index 5a52597..9e60356 100644
--- a/packages/SystemUI/src/com/android/systemui/controls/ui/ControlsUiControllerImpl.kt
+++ b/packages/SystemUI/src/com/android/systemui/controls/ui/ControlsUiControllerImpl.kt
@@ -114,7 +114,7 @@
     private val onSeedingComplete = Consumer<Boolean> {
         accepted ->
             if (accepted) {
-                selectedStructure = controlsController.get().getFavorites().maxBy {
+                selectedStructure = controlsController.get().getFavorites().maxByOrNull {
                     it.controls.size
                 } ?: EMPTY_STRUCTURE
                 updatePreferences(selectedStructure)
diff --git a/packages/SystemUI/src/com/android/systemui/privacy/PrivacyChipBuilder.kt b/packages/SystemUI/src/com/android/systemui/privacy/PrivacyChipBuilder.kt
index 1d2e747..eec69f98 100644
--- a/packages/SystemUI/src/com/android/systemui/privacy/PrivacyChipBuilder.kt
+++ b/packages/SystemUI/src/com/android/systemui/privacy/PrivacyChipBuilder.kt
@@ -28,7 +28,7 @@
         appsAndTypes = itemsList.groupBy({ it.application }, { it.privacyType })
                 .toList()
                 .sortedWith(compareBy({ -it.second.size }, // Sort by number of AppOps
-                        { it.second.min() })) // Sort by "smallest" AppOpp (Location is largest)
+                        { it.second.minOrNull() })) // Sort by "smallest" AppOpp (Location is largest)
         types = itemsList.map { it.privacyType }.distinct().sorted()
     }
 
diff --git a/tools/codegen/src/com/android/codegen/Utils.kt b/tools/codegen/src/com/android/codegen/Utils.kt
index c19ae3b..a117aa0 100644
--- a/tools/codegen/src/com/android/codegen/Utils.kt
+++ b/tools/codegen/src/com/android/codegen/Utils.kt
@@ -43,8 +43,8 @@
  * cccc dd
  */
 fun Iterable<Pair<String, String>>.columnize(separator: String = " | "): String {
-    val col1w = map { (a, _) -> a.length }.max()!!
-    val col2w = map { (_, b) -> b.length }.max()!!
+    val col1w = map { (a, _) -> a.length }.maxOrNull()!!
+    val col2w = map { (_, b) -> b.length }.maxOrNull()!!
     return map { it.first.padEnd(col1w) + separator + it.second.padEnd(col2w) }.joinToString("\n")
 }