Declare that OriginTrials component does not need wire protocol privacy.

BUG=646631

Review-Url: https://codereview.chromium.org/2338063004
Cr-Commit-Position: refs/heads/master@{#418961}

chrome/browser/component_updater/origin_trials_component_installer.cc

@@ -65,7 +65,7 @@ bool OriginTrialsComponentInstallerTraits::
 }
 
 bool OriginTrialsComponentInstallerTraits::RequiresNetworkEncryption() const {
-  return true;
+  return false;
 }
 
 bool OriginTrialsComponentInstallerTraits::OnCustomInstall(