Rewrite scoped_ptr<T>(NULL) to use the default ctor in content/.

content/common/gpu/gpu_channel_manager.cc

Index: content/common/gpu/gpu_channel_manager.cc
diff --git a/content/common/gpu/gpu_channel_manager.cc b/content/common/gpu/gpu_channel_manager.cc
index 8c040c2b7432e35d62cab5f6fdb9cba3110a820e..6bda5b846d14321c666605aed46a8bed3d6f0d0c 100644
--- a/content/common/gpu/gpu_channel_manager.cc
+++ b/content/common/gpu/gpu_channel_manager.cc
@@ -38,10 +38,10 @@ GpuChannelManager::GpuChannelManager(ChildThread* gpu_child_thread,
       shutdown_event_(shutdown_event),
       gpu_child_thread_(gpu_child_thread),
       gpu_memory_manager_(
-          this, GpuMemoryManager::kDefaultMaxSurfacesWithFrontbufferSoftLimit),
+          this,
+          GpuMemoryManager::kDefaultMaxSurfacesWithFrontbufferSoftLimit),
       watchdog_(watchdog),
-      sync_point_manager_(new SyncPointManager),
-      program_cache_(NULL) {
+      sync_point_manager_(new SyncPointManager) {
   DCHECK(gpu_child_thread);
   DCHECK(io_message_loop);
   DCHECK(shutdown_event);