Mojoify time zone update IPC from browser to renderer

content/public/test/mock_render_process_host.cc

Index: content/public/test/mock_render_process_host.cc
diff --git a/content/public/test/mock_render_process_host.cc b/content/public/test/mock_render_process_host.cc
index 3e77cdc72ab632c6182aa138e36700727942ca3a..8eafeecb44019fd14ca27929b4be9b1f0c39fc9a 100644
--- a/content/public/test/mock_render_process_host.cc
+++ b/content/public/test/mock_render_process_host.cc
@@ -259,9 +259,6 @@ base::TimeDelta MockRenderProcessHost::GetChildProcessIdleTime() const {
   return base::TimeDelta::FromMilliseconds(0);
 }
 
-void MockRenderProcessHost::NotifyTimezoneChange(const std::string& zone_id) {
-}
-
 shell::InterfaceProvider* MockRenderProcessHost::GetRemoteInterfaces() {
   return remote_interfaces_.get();
 }