Do not allow multiline input when naming bookmarks/folders on Mac

chrome/app/nibs/BookmarkEditor.xib

Index: chrome/app/nibs/BookmarkEditor.xib
diff --git a/chrome/app/nibs/BookmarkEditor.xib b/chrome/app/nibs/BookmarkEditor.xib
index 87022a3511f572cc6d924626094eca33d400fb21..95db3803bba10df206ad46c8a9bc73f70187e187 100644
--- a/chrome/app/nibs/BookmarkEditor.xib
+++ b/chrome/app/nibs/BookmarkEditor.xib
@@ -2,13 +2,13 @@
 <archive type="com.apple.InterfaceBuilder3.Cocoa.XIB" version="7.10">
 	<data>
 		<int key="IBDocument.SystemTarget">1050</int>
-		<string key="IBDocument.SystemVersion">10F2108</string>
-		<string key="IBDocument.InterfaceBuilderVersion">823</string>
-		<string key="IBDocument.AppKitVersion">1038.29</string>
+		<string key="IBDocument.SystemVersion">10K549</string>
+		<string key="IBDocument.InterfaceBuilderVersion">851</string>
+		<string key="IBDocument.AppKitVersion">1038.36</string>
 		<string key="IBDocument.HIToolboxVersion">461.00</string>
 		<object class="NSMutableDictionary" key="IBDocument.PluginVersions">
 			<string key="NS.key.0">com.apple.InterfaceBuilder.CocoaPlugin</string>
-			<string key="NS.object.0">823</string>
+			<string key="NS.object.0">851</string>
 		</object>
 		<object class="NSMutableArray" key="IBDocument.EditedObjectIDs">
 			<bool key="EncodedWithXMLCoder">YES</bool>
@@ -183,7 +183,7 @@
 											<bool key="NSEnabled">YES</bool>
 											<object class="NSTextFieldCell" key="NSCell" id="1025899850">
 												<int key="NSCellFlags">-1804468671</int>
-												<int key="NSCellFlags2">272630784</int>
+												<int key="NSCellFlags2">272630848</int>
 												<string key="NSContents"/>
 												<reference key="NSSupport" ref="899171858"/>
 												<reference key="NSControlView" ref="921757931"/>