Get web app icon via FavIconHelper and auto repair/update

chrome/browser/browser.h

Index: chrome/browser/browser.h
diff --git a/chrome/browser/browser.h b/chrome/browser/browser.h
index fd7c63df254f51435a6d92f848b704c884f42380..0023ef1ae1ca87cba253f0545b07086e232d2ade 100644
--- a/chrome/browser/browser.h
+++ b/chrome/browser/browser.h
@@ -823,6 +823,18 @@ class Browser : public TabStripModelDelegate,
   // Keep track of the encoding auto detect pref.
   BooleanPrefMember encoding_auto_detect_;
 
+  // Different types of action when web app info is available.
+  // OnDidGetApplicationInfo uses this to dispatch calls.
+  enum WebAppAction {
+    NONE,             // No action at all.
+    CREATE_SHORTCUT,  // Bring up create application shortcut dialog.
+    UPDATE_SHORTCUT   // Update icon for app shortcut.
+  };
+
+  // Which deferred action to perform when OnDidGetApplicationInfo is notified
+  // from a TabContents. Currently, only one pending action is allowed.
+  WebAppAction pending_web_app_action_;
+
   DISALLOW_COPY_AND_ASSIGN(Browser);
 };