Implement Just-In-Time Flash updates.

chrome/browser/component_updater/origin_trials_component_installer.cc

Index: chrome/browser/component_updater/origin_trials_component_installer.cc
diff --git a/chrome/browser/component_updater/origin_trials_component_installer.cc b/chrome/browser/component_updater/origin_trials_component_installer.cc
index 25262debf1b910004c2c89fd9364dc21743394cb..56f470b9147acdb6f88bd94afd086b0f8553f24f 100644
--- a/chrome/browser/component_updater/origin_trials_component_installer.cc
+++ b/chrome/browser/component_updater/origin_trials_component_installer.cc
@@ -4,6 +4,8 @@
 
 #include "chrome/browser/component_updater/origin_trials_component_installer.h"
 
+#include <utility>
+
 #include "base/bind.h"
 #include "base/command_line.h"
 #include "base/files/file_path.h"
@@ -107,6 +109,11 @@ OriginTrialsComponentInstallerTraits::GetInstallerAttributes() const {
   return update_client::InstallerAttributes();
 }
 
+std::vector<std::string> OriginTrialsComponentInstallerTraits::GetMimeTypes()
+    const {
+  return std::vector<std::string>();
+}
+
 void RegisterOriginTrialsComponent(ComponentUpdateService* cus,
                                    const base::FilePath& user_data_dir) {
   std::unique_ptr<ComponentInstallerTraits> traits(