Remove flag "enable_shortcut_dont_suggest_app" since it's eligible to be removed.

Bug: 409611054
Test: Presubmit, Verified "Don't suggest app" shortcut works fine for predicted apps.
Flag: EXEMPT Flag removal
Change-Id: Icb92f3519760ad0dc27e10d9690505c737b9dd25
diff --git a/aconfig/launcher.aconfig b/aconfig/launcher.aconfig
index 6ab2e10..024fb07 100644
--- a/aconfig/launcher.aconfig
+++ b/aconfig/launcher.aconfig
@@ -93,13 +93,6 @@
 }
 
 flag {
-    name: "enable_shortcut_dont_suggest_app"
-    namespace: "launcher"
-    description: "Enables don't suggest app shortcut for suggested apps"
-    bug: "319250810"
-}
-
-flag {
     name: "enable_support_for_archiving"
     namespace: "launcher"
     description: "Enables support for archived apps in Launcher3, such as empty progress bar etc."
diff --git a/quickstep/src/com/android/launcher3/uioverrides/QuickstepLauncher.java b/quickstep/src/com/android/launcher3/uioverrides/QuickstepLauncher.java
index ffd06d5..1fbbb27 100644
--- a/quickstep/src/com/android/launcher3/uioverrides/QuickstepLauncher.java
+++ b/quickstep/src/com/android/launcher3/uioverrides/QuickstepLauncher.java
@@ -497,12 +497,10 @@
         shortcuts.addAll(getSplitShortcuts());
         shortcuts.add(WIDGETS);
         shortcuts.add(INSTALL);
+        shortcuts.add(DONT_SUGGEST_APP);
         if (Flags.enablePrivateSpaceInstallShortcut()) {
             shortcuts.add(PRIVATE_PROFILE_INSTALL);
         }
-        if (Flags.enableShortcutDontSuggestApp()) {
-            shortcuts.add(DONT_SUGGEST_APP);
-        }
         if (Flags.enablePrivateSpace()) {
             shortcuts.add(UNINSTALL_APP);
         }
diff --git a/src/com/android/launcher3/SecondaryDropTarget.java b/src/com/android/launcher3/SecondaryDropTarget.java
index d09da0a..cd20acb 100644
--- a/src/com/android/launcher3/SecondaryDropTarget.java
+++ b/src/com/android/launcher3/SecondaryDropTarget.java
@@ -155,10 +155,8 @@
             }
             return INVALID;
         } else if (info.isPredictedItem()) {
-            if (Flags.enableShortcutDontSuggestApp()) {
-                return INVALID;
-            }
-            return DISMISS_PREDICTION;
+            // For predicted apps we show only one drop target "cancel" and no secondary drop target
+            return INVALID;
         }
 
         Boolean uninstallDisabled = mUninstallDisabledCache.get(info.user);