Clean up dreamland

Sort imports and exchange inline Runnables for lambdas

Bug: 133216167
Test: m && ./vendor/google/tools/flashall
Merged-In: Ife3d13904a698efbe0933676b176ac1fbb53d0bd
Change-Id: Ife3d13904a698efbe0933676b176ac1fbb53d0bd
(cherry picked from commit 21cab31b8260163ae9a14b9a9083703175767646)

1 files changed, 3 insertions, 18 deletions

diff --git a/core/java/android/service/dreams/DreamService.java b/core/java/android/service/dreams/DreamService.java
index de4a5511fcdb..96a89bcd0120 100644
--- a/core/java/android/service/dreams/DreamService.java
+++ b/core/java/android/service/dreams/DreamService.java
@@ -1160,32 +1160,17 @@ public class DreamService extends Service implements Window.Callback {
         @Override
         public void attach(final IBinder windowToken, final boolean canDoze,
                 IRemoteCallback started) {
-            mHandler.post(new Runnable() {
-                @Override
-                public void run() {
-                    DreamService.this.attach(windowToken, canDoze, started);
-                }
-            });
+            mHandler.post(() -> DreamService.this.attach(windowToken, canDoze, started));
         }
 
         @Override
         public void detach() {
-            mHandler.post(new Runnable() {
-                @Override
-                public void run() {
-                    DreamService.this.detach();
-                }
-            });
+            mHandler.post(DreamService.this::detach);
         }
 
         @Override
         public void wakeUp() {
-            mHandler.post(new Runnable() {
-                @Override
-                public void run() {
-                    DreamService.this.wakeUp(true /*fromSystem*/);
-                }
-            });
+            mHandler.post(() -> DreamService.this.wakeUp(true /*fromSystem*/));
         }
     }
 }