content: convert SSL notifications to observer usage

content/public/browser/web_contents.h

Index: content/public/browser/web_contents.h
diff --git a/content/public/browser/web_contents.h b/content/public/browser/web_contents.h
index 6814e175ec4e8f25287b17c7513fa62d7bbd8715..ec381461fc6989ce6e72280b53a22a97fcf583db 100644
--- a/content/public/browser/web_contents.h
+++ b/content/public/browser/web_contents.h
@@ -238,6 +238,9 @@ class WebContents : public PageNavigator,
   // change. See InvalidateType enum.
   virtual void NotifyNavigationStateChanged(unsigned changed_flags) = 0;
 
+  // Method for notifying observers about visible SSL state change.
+  virtual void NotifyVisibleSSLStateChanged() = 0;

[jam, 2013/01/24 02:02:19]

chrome shouldn't have to call into content to notify itself of something.  so
the code in chrome that's calling this should do it a different way, and this
method shouldn't be public.

[Paweł Hajdan Jr., 2013/01/24 18:53:43]

Done.

+
   // Get the last time that the WebContents was made visible with WasShown()
   virtual base::TimeTicks GetLastSelectedTime() const = 0;