Provide new APIs for customize splash screen window.(3/N)

Create new APIs for developer to customize starting window
- windowSplashScreenBackground: specify the background color
- windowSplashScreenAnimatedIcon: replace center icon on starting
window, and it can be animatable.
- windowSplashScreenAnimationDuration: the animation duration if
the replace icon is animatable, it cannot exceed
max_starting_window_intro_icon_anim_duration.

Support ADV to replace the icon on starting window.

Ref doc: go/improved_app_launch_animations

Bug: 73289295
Test: build/flash
Test: check splash screen starting window.
Test: atest StartingSurfaceDrawerTests SplashscreenTests
Test: atest ShellTaskOrganizerTests
Change-Id: Id3de3e9b57d769f096baf43713c1e3c327ecfdc8

libs/WindowManager/Shell/tests/unittest/src/com/android/wm/shell/ShellTaskOrganizerTests.java

@@ -52,6 +52,7 @@ import com.android.wm.shell.common.ShellExecutor;
 import com.android.wm.shell.common.SyncTransactionQueue;
 import com.android.wm.shell.common.TransactionPool;
 import com.android.wm.shell.sizecompatui.SizeCompatUIController;
+import com.android.wm.shell.startingsurface.StartingSurfaceDrawer;
 
 import org.junit.Before;
 import org.junit.Test;
@@ -77,6 +78,8 @@ public class ShellTaskOrganizerTests {
     private Context mContext;
     @Mock
     private SizeCompatUIController mSizeCompatUI;
+    @Mock
+    private StartingSurfaceDrawer mStartingSurfaceDrawer;
 
     ShellTaskOrganizer mOrganizer;
     private final SyncTransactionQueue mSyncTransactionQueue = mock(SyncTransactionQueue.class);
@@ -112,7 +115,7 @@ public class ShellTaskOrganizerTests {
                     .when(mTaskOrganizerController).registerTaskOrganizer(any());
         } catch (RemoteException e) {}
         mOrganizer = spy(new ShellTaskOrganizer(mTaskOrganizerController, mTestExecutor, mContext,
-                mSizeCompatUI));
+                mSizeCompatUI, mStartingSurfaceDrawer));
     }
 
     @Test