Support 'Paste and Go' action in omnibox Aura.

chrome/browser/ui/omnibox/omnibox_view.h

Index: chrome/browser/ui/omnibox/omnibox_view.h
diff --git a/chrome/browser/ui/omnibox/omnibox_view.h b/chrome/browser/ui/omnibox/omnibox_view.h
index ba17dd69513502e66894419da10dd40de4ab4b06..368e466d373fff6212360e5e81eee1a4d481f829 100644
--- a/chrome/browser/ui/omnibox/omnibox_view.h
+++ b/chrome/browser/ui/omnibox/omnibox_view.h
@@ -217,6 +217,11 @@ class OmniboxView {
   // input text.
   static string16 StripJavascriptSchemas(const string16& text);
 
+  // Returns the current clipboard contents as a string that can be pasted in.
+  // In addition to just getting CF_UNICODETEXT out, this can also extract URLs
+  // from bookmarks on the clipboard.
+  static string16 GetClipboardText();
+
   virtual ~OmniboxView() {}
 };