Template methods on Timer classes instead of the classes themselves.

content/common/gpu/gpu_channel.cc

Index: content/common/gpu/gpu_channel.cc
diff --git a/content/common/gpu/gpu_channel.cc b/content/common/gpu/gpu_channel.cc
index 7ce69260e47c7e0b3a2a0ffc4c847eb23435fd1f..31b1404e06c6f47ed8c38efced811633572df5d7 100644
--- a/content/common/gpu/gpu_channel.cc
+++ b/content/common/gpu/gpu_channel.cc
@@ -238,7 +238,7 @@ GpuChannelMessageFilter::~GpuChannelMessageFilter() {}
 void GpuChannelMessageFilter::OnFilterAdded(IPC::Sender* sender) {
   DCHECK(!sender_);
   sender_ = sender;
-  timer_ = make_scoped_ptr(new base::OneShotTimer<GpuChannelMessageFilter>);
+  timer_ = make_scoped_ptr(new base::OneShotTimer);
   for (scoped_refptr<IPC::MessageFilter>& filter : channel_filters_) {
     filter->OnFilterAdded(sender_);
   }