Update chrome/ to use WeakPtr<T>::get() instead of implicit "operator T*"

chrome/browser/extensions/api/web_navigation/web_navigation_apitest.cc

Index: chrome/browser/extensions/api/web_navigation/web_navigation_apitest.cc
diff --git a/chrome/browser/extensions/api/web_navigation/web_navigation_apitest.cc b/chrome/browser/extensions/api/web_navigation/web_navigation_apitest.cc
index c075a7faf0db74f1968557b9120848f081195b5f..7866a1ded0e3e897dfa7c09ce3059b61a1048e3a 100644
--- a/chrome/browser/extensions/api/web_navigation/web_navigation_apitest.cc
+++ b/chrome/browser/extensions/api/web_navigation/web_navigation_apitest.cc
@@ -96,7 +96,7 @@ class TestNavigationListener
     }
     WeakThrottleList::const_iterator it;
     for (it = throttles_.begin(); it != throttles_.end(); ++it) {
-      if (*it)
+      if (it->get())
         (*it)->Resume();
     }
     throttles_.clear();