Improvements in getting workspace app icon

Bug: 138743792

Change-Id: I11981774397b82bdad0352343a52341c2e3a5099
diff --git a/tests/src/com/android/launcher3/ui/TaplTestsLauncher3.java b/tests/src/com/android/launcher3/ui/TaplTestsLauncher3.java
index 4dab44f..c2a3c1c 100644
--- a/tests/src/com/android/launcher3/ui/TaplTestsLauncher3.java
+++ b/tests/src/com/android/launcher3/ui/TaplTestsLauncher3.java
@@ -190,7 +190,7 @@
                 launcher -> assertTrue("ensureScrollable didn't make workspace scrollable",
                         isWorkspaceScrollable(launcher)));
         assertNotNull("ensureScrollable didn't add Chrome app",
-                workspace.tryGetWorkspaceAppIcon("Chrome"));
+                workspace.getWorkspaceAppIcon("Chrome"));
 
         // Test flinging workspace.
         workspace.flingBackward();
@@ -206,7 +206,7 @@
         assertTrue("Launcher internal state is not Home", isInState(LauncherState.NORMAL));
 
         // Test starting a workspace app.
-        final AppIcon app = workspace.tryGetWorkspaceAppIcon("Chrome");
+        final AppIcon app = workspace.getWorkspaceAppIcon("Chrome");
         assertNotNull("No Chrome app in workspace", app);
     }