Improve settings override bubble to indicate policy installed extensions

chrome/browser/ui/toolbar/toolbar_actions_bar_bubble_delegate.h

Index: chrome/browser/ui/toolbar/toolbar_actions_bar_bubble_delegate.h
diff --git a/chrome/browser/ui/toolbar/toolbar_actions_bar_bubble_delegate.h b/chrome/browser/ui/toolbar/toolbar_actions_bar_bubble_delegate.h
index 1b75dbeac845eb46e9f9679e6d6e513d20f3bf86..6f1b8b26ebed9d426a9abfa34d73bd585aa6c72d 100644
--- a/chrome/browser/ui/toolbar/toolbar_actions_bar_bubble_delegate.h
+++ b/chrome/browser/ui/toolbar/toolbar_actions_bar_bubble_delegate.h
@@ -19,6 +19,22 @@ class ToolbarActionsBarBubbleDelegate {
     CLOSE_DISMISS_DEACTIVATION,
   };
 
+  // Content populating an optional view, containing an image icon and/or
+  // (linked) text, in the bubble.
+  struct ExtraViewInfo {
+    ExtraViewInfo() : resource_id(-1), is_text_linked(false) {}
+
+    // The resource id referencing the image icon. If has a value of -1, then no
+    // image icon will be added.
+    int resource_id;
+    // Text in the view. If this is an empty string, no text will be added.
+    base::string16 text;
+    // If the struct's text is nonempty and this value is true, then a link of
+    // the text is added. If this value is false, the text is not treated as a
+    // link.
+    bool is_text_linked;
+  };
+
   virtual ~ToolbarActionsBarBubbleDelegate() {}
 
   // Returns true if the bubble should (still) be shown. Since bubbles are
@@ -64,6 +80,11 @@ class ToolbarActionsBarBubbleDelegate {
 
   // Called when the bubble is closed with the type of action the user took.
   virtual void OnBubbleClosed(CloseAction action) = 0;
+
+  // Returns the ExtraViewInfo struct associated with the bubble delegate. If
+  // this returns a nullptr, no extra view (image icon and/or (linked) text) is
+  // added to the bubble.
+  virtual std::unique_ptr<ExtraViewInfo> GetExtraViewInfo() = 0;
 };
 
 #endif  // CHROME_BROWSER_UI_TOOLBAR_TOOLBAR_ACTIONS_BAR_BUBBLE_DELEGATE_H_