Replace fastUnlockTransition flag with bugfix flag

Remove the fast_unlock_transition flag and create a bugfix
faster_unlock_transition flag instead.

Flag: com.android.systemui.faster_unlock_transition
Bug: 298186160
Test: presubmit (no logic change)
Change-Id: I9a999d4fe66b79dff27b619eb00323a89cce55da
diff --git a/packages/SystemUI/aconfig/systemui.aconfig b/packages/SystemUI/aconfig/systemui.aconfig
index 1cbf67e..92899e2 100644
--- a/packages/SystemUI/aconfig/systemui.aconfig
+++ b/packages/SystemUI/aconfig/systemui.aconfig
@@ -421,10 +421,13 @@
 }
 
 flag {
-   name: "fast_unlock_transition"
+   name: "faster_unlock_transition"
    namespace: "systemui"
    description: "Faster wallpaper unlock transition"
    bug: "298186160"
+   metadata {
+     purpose: PURPOSE_BUGFIX
+   }
 }
 
 flag {
diff --git a/packages/SystemUI/src/com/android/systemui/keyguard/KeyguardUnlockAnimationController.kt b/packages/SystemUI/src/com/android/systemui/keyguard/KeyguardUnlockAnimationController.kt
index 00566c1..a7e2633 100644
--- a/packages/SystemUI/src/com/android/systemui/keyguard/KeyguardUnlockAnimationController.kt
+++ b/packages/SystemUI/src/com/android/systemui/keyguard/KeyguardUnlockAnimationController.kt
@@ -39,7 +39,7 @@
 import com.android.internal.R
 import com.android.keyguard.KeyguardClockSwitchController
 import com.android.keyguard.KeyguardViewController
-import com.android.systemui.Flags.fastUnlockTransition
+import com.android.systemui.Flags.fasterUnlockTransition
 import com.android.systemui.dagger.SysUISingleton
 import com.android.systemui.dagger.qualifiers.Main
 import com.android.systemui.flags.FeatureFlags
@@ -363,9 +363,9 @@
         }
 
         with(wallpaperCannedUnlockAnimator) {
-            duration = if (fastUnlockTransition()) UNLOCK_ANIMATION_DURATION_MS
+            duration = if (fasterUnlockTransition()) UNLOCK_ANIMATION_DURATION_MS
                     else LAUNCHER_ICONS_ANIMATION_DURATION_MS
-            interpolator = if (fastUnlockTransition()) Interpolators.LINEAR
+            interpolator = if (fasterUnlockTransition()) Interpolators.LINEAR
                     else Interpolators.ALPHA_OUT
             addUpdateListener { valueAnimator: ValueAnimator ->
                 setWallpaperAppearAmount(valueAnimator.animatedValue as Float)
@@ -613,7 +613,7 @@
         val isWakeAndUnlockNotFromDream = biometricUnlockControllerLazy.get().isWakeAndUnlock &&
             biometricUnlockControllerLazy.get().mode != MODE_WAKE_AND_UNLOCK_FROM_DREAM
 
-        val duration = if (fastUnlockTransition()) UNLOCK_ANIMATION_DURATION_MS
+        val duration = if (fasterUnlockTransition()) UNLOCK_ANIMATION_DURATION_MS
                 else LAUNCHER_ICONS_ANIMATION_DURATION_MS
         listeners.forEach {
             it.onUnlockAnimationStarted(
@@ -1148,7 +1148,7 @@
      * TODO (b/298186160) replace references with the constant itself when flag is removed
      */
     private fun cannedUnlockStartDelayMs(): Long {
-        return if (fastUnlockTransition()) CANNED_UNLOCK_START_DELAY
+        return if (fasterUnlockTransition()) CANNED_UNLOCK_START_DELAY
                 else LEGACY_CANNED_UNLOCK_START_DELAY
     }
 
@@ -1157,7 +1157,7 @@
      * TODO (b/298186160) replace references with the constant itself when flag is removed
      */
     private fun unlockAnimationDurationMs(): Long {
-        return if (fastUnlockTransition()) UNLOCK_ANIMATION_DURATION_MS
+        return if (fasterUnlockTransition()) UNLOCK_ANIMATION_DURATION_MS
                 else LEGACY_UNLOCK_ANIMATION_DURATION_MS
     }
 
@@ -1166,7 +1166,7 @@
      * TODO (b/298186160) replace references with the constant itself when flag is removed
      */
     private fun surfaceBehindFadeOutDurationMs(): Long {
-        return if (fastUnlockTransition()) SURFACE_BEHIND_FADE_OUT_DURATION_MS
+        return if (fasterUnlockTransition()) SURFACE_BEHIND_FADE_OUT_DURATION_MS
                 else LEGACY_SURFACE_BEHIND_SWIPE_FADE_DURATION_MS
     }
 
@@ -1175,7 +1175,7 @@
      * TODO (b/298186160) replace references with the constant itself when flag is removed
      */
     private fun surfaceBehindFadeOutStartDelayMs(): Long {
-        return if (fastUnlockTransition()) SURFACE_BEHIND_FADE_OUT_START_DELAY_MS
+        return if (fasterUnlockTransition()) SURFACE_BEHIND_FADE_OUT_START_DELAY_MS
                 else LEGACY_UNLOCK_ANIMATION_SURFACE_BEHIND_START_DELAY_MS
     }