Remove "Show all folders" menu item.

Now the account spinner has this.

Change-Id: I95e771e512f6c70ea9ddd8084c29a2f99b4cd758

res/menu/email_activity_options.xml

@@ -39,17 +39,6 @@
         android:icon="@drawable/ic_menu_refresh_holo_light"
         android:showAsAction="ifRoom"
     />
-    <!--
-        STOPSHIP "Show all folders" should be in the account spinner, not here.
-        It's temporary UI until we get the ICS style account spinner.
-    -->
-    <item
-        android:id="@+id/show_all_folders"
-        android:orderInCategory="400"
-        android:title="@string/mailbox_list_account_selector_show_all_folders"
-        android:showAsAction="ifRoom"
-        android:visible="false"
-    />
     <item
         android:id="@+id/account_settings"
         android:orderInCategory="2000"

src/com/android/email/activity/UIControllerOnePane.java

@@ -520,21 +520,4 @@ class UIControllerOnePane extends UIControllerBase {
             return mRefreshManager.isMailboxListRefreshing(getActualAccountId());
         }
     }
-
-    @Override
-    public boolean onPrepareOptionsMenu(MenuInflater inflater, Menu menu) {
-        // STOPSHIP For temporary menu item which should be visible only on 1-pane.
-        menu.findItem(R.id.show_all_folders).setVisible(true);
-        return super.onPrepareOptionsMenu(inflater, menu);
-    }
-
-    @Override
-    public boolean onOptionsItemSelected(MenuItem item) {
-        switch (item.getItemId()) {
-            case R.id.show_all_folders: // STOPSHIP For temporary menu item
-                showAllMailboxes();
-                return true;
-        }
-        return super.onOptionsItemSelected(item);
-    }
 }