Expose getSearchTerms to tab_model for Android

chrome/browser/ui/android/tab_model/tab_model.h

Index: chrome/browser/ui/android/tab_model/tab_model.h
diff --git a/chrome/browser/ui/android/tab_model/tab_model.h b/chrome/browser/ui/android/tab_model/tab_model.h
index dc2a00268921b58ad4b08d6db778352c4cf9e224..f19ec782ae58ef4e3ffa93656256e6b6a250b5d6 100644
--- a/chrome/browser/ui/android/tab_model/tab_model.h
+++ b/chrome/browser/ui/android/tab_model/tab_model.h
@@ -58,6 +58,12 @@ class TabModel : public content::NotificationObserver,
 
   ToolbarModel::SecurityLevel GetSecurityLevelForCurrentTab();
 
+  // Returns search terms extracted from the current url if possible.
+  string16 GetSearchTermsForCurrentTab();
+
+  // Returns the parameter that is used to trigger query extraction.
+  std::string GetQueryExtractionParam();
+
  protected:
   // Instructs the TabModel to broadcast a notification that all tabs are now
   // loaded from storage.