Support "always allow" for runtime script execution

chrome/browser/extensions/extension_context_menu_model.h

Index: chrome/browser/extensions/extension_context_menu_model.h
diff --git a/chrome/browser/extensions/extension_context_menu_model.h b/chrome/browser/extensions/extension_context_menu_model.h
index a07d9d534fac896f25eae444bf455c9276b2a9b1..083b755a4a0975ade0ef936ee159cd70935e6594 100644
--- a/chrome/browser/extensions/extension_context_menu_model.h
+++ b/chrome/browser/extensions/extension_context_menu_model.h
@@ -15,6 +15,10 @@ class Browser;
 class ExtensionAction;
 class Profile;
 
+namespace content {
+class WebContents;
+}
+
 namespace extensions {
 class Extension;
 }
@@ -32,7 +36,8 @@ class ExtensionContextMenuModel
     HIDE,
     UNINSTALL,
     MANAGE,
-    INSPECT_POPUP
+    INSPECT_POPUP,
+    ALWAYS_RUN
   };
 
   // Delegate to handle showing an ExtensionAction popup.
@@ -82,6 +87,9 @@ class ExtensionContextMenuModel
   // extension has been uninstalled and no longer exists.
   const extensions::Extension* GetExtension() const;
 
+  // Returns the active web contents.
+  content::WebContents* GetActiveWebContents() const;
+
   // A copy of the extension's id.
   std::string extension_id_;