Set the search bar's AutoCompleteTextView to ellipsize=end.
After Romain's change 4829, we can set this to make hint text
ellipsize (and thus not line wrap) in the search dialog.
diff --git a/core/res/res/layout/search_bar.xml b/core/res/res/layout/search_bar.xml
index 7b7f8a6..54ab6de 100644
--- a/core/res/res/layout/search_bar.xml
+++ b/core/res/res/layout/search_bar.xml
@@ -73,6 +73,7 @@
android:paddingRight="6dip"
android:drawablePadding="2dip"
android:singleLine="true"
+ android:ellipsize="end"
android:inputType="text|textAutoComplete"
android:dropDownWidth="fill_parent"
android:dropDownAnchor="@id/search_plate"