Implement Just-In-Time Flash updates.

chrome/browser/component_updater/supervised_user_whitelist_installer.cc

Index: chrome/browser/component_updater/supervised_user_whitelist_installer.cc
diff --git a/chrome/browser/component_updater/supervised_user_whitelist_installer.cc b/chrome/browser/component_updater/supervised_user_whitelist_installer.cc
index c903f115d864c601478fa4846e1a092c30dd4588..41dae0d76aee09d604595d8357bf73e85d60539e 100644
--- a/chrome/browser/component_updater/supervised_user_whitelist_installer.cc
+++ b/chrome/browser/component_updater/supervised_user_whitelist_installer.cc
@@ -261,6 +261,7 @@ class SupervisedUserWhitelistComponentInstallerTraits
   void GetHash(std::vector<uint8_t>* hash) const override;
   std::string GetName() const override;
   update_client::InstallerAttributes GetInstallerAttributes() const override;
+  std::vector<std::string> GetMimeTypes() const override;
 
   std::string crx_id_;
   std::string name_;
@@ -326,6 +327,11 @@ SupervisedUserWhitelistComponentInstallerTraits::GetInstallerAttributes()
   return update_client::InstallerAttributes();
 }
 
+std::vector<std::string>
+SupervisedUserWhitelistComponentInstallerTraits::GetMimeTypes() const {
+  return std::vector<std::string>();
+}
+
 class SupervisedUserWhitelistInstallerImpl
     : public SupervisedUserWhitelistInstaller,
       public ProfileAttributesStorage::Observer {