Simplifying and removing unnecessary checks from app-drag tests

Change-Id: Iab6603f62b8e3c95b2c3351bfe41f35f15f59246
diff --git a/tests/src/com/android/launcher3/ui/TaplTestsLauncher3.java b/tests/src/com/android/launcher3/ui/TaplTestsLauncher3.java
index c1727cc..dfb0edf 100644
--- a/tests/src/com/android/launcher3/ui/TaplTestsLauncher3.java
+++ b/tests/src/com/android/launcher3/ui/TaplTestsLauncher3.java
@@ -321,7 +321,7 @@
         final AppIconMenuItem menuItem = menu.getMenuItem(1);
         final String itemName = menuItem.getText();
 
-        menuItem.launch(getAppPackageName(), APP_NAME);
+        menuItem.launch(getAppPackageName());
     }
 
     @Test
@@ -337,7 +337,7 @@
                     getAppIcon(APP_NAME).
                     dragToWorkspace().
                     getWorkspaceAppIcon(APP_NAME).
-                    launch(getAppPackageName(), APP_NAME);
+                    launch(getAppPackageName());
         } finally {
             TestProtocol.sDebugTracing = false;
         }
@@ -365,7 +365,7 @@
         menuItem.
                 dragToWorkspace().
                 getWorkspaceAppIcon(shortcutName).
-                launch(getAppPackageName(), APP_NAME);
+                launch(getAppPackageName());
     }
 
     private static String getAppPackageName() {
diff --git a/tests/tapl/com/android/launcher3/tapl/Launchable.java b/tests/tapl/com/android/launcher3/tapl/Launchable.java
index d940412..1b372ec 100644
--- a/tests/tapl/com/android/launcher3/tapl/Launchable.java
+++ b/tests/tapl/com/android/launcher3/tapl/Launchable.java
@@ -45,24 +45,17 @@
      * Clicks the object to launch its app.
      */
     public Background launch(String expectedPackageName) {
-        return launch(expectedPackageName, By.pkg(expectedPackageName).depth(0));
+        return launch(By.pkg(expectedPackageName));
     }
 
-    /**
-     * Clicks the object to launch its app.
-     */
-    public Background launch(String expectedPackageName, String expectedAppText) {
-        return launch(expectedPackageName, By.pkg(expectedPackageName).text(expectedAppText));
-    }
-
-    private Background launch(String errorMessage, BySelector selector) {
+    private Background launch(BySelector selector) {
         LauncherInstrumentation.log("Launchable.launch before click " +
                 mObject.getVisibleCenter());
         mLauncher.assertTrue(
                 "Launching an app didn't open a new window: " + mObject.getText(),
                 mObject.clickAndWait(Until.newWindow(), LauncherInstrumentation.WAIT_TIME_MS));
         mLauncher.assertTrue(
-                "App didn't start: " + errorMessage,
+                "App didn't start: " + selector,
                 mLauncher.getDevice().wait(Until.hasObject(selector),
                         LauncherInstrumentation.WAIT_TIME_MS));
         return new Background(mLauncher);