Revert "Clear pattern on completion (if fade is enabled)."

This reverts commit b8e9782f70d6aa28368798cdb969607831c826ce.

Bug: 77257848
Test: Can change from pattern to pin/password

Change-Id: I17f9625e506c8e0839fffa95a62c904890cac603
(cherry picked from commit b03dd4f4a3c5e2a1e2378005ee5e93ca2614dc92)
diff --git a/core/java/com/android/internal/widget/LockPatternView.java b/core/java/com/android/internal/widget/LockPatternView.java
index 957c784..51dd929 100644
--- a/core/java/com/android/internal/widget/LockPatternView.java
+++ b/core/java/com/android/internal/widget/LockPatternView.java
@@ -1008,9 +1008,6 @@
                 mDrawingProfilingStarted = false;
             }
         }
-        if (mFadePattern) {
-            clearPattern();
-        }
     }
 
     private void cancelLineAnimations() {