| Index: cc/raster/task_graph_runner.cc | 
| diff --git a/cc/raster/task_graph_runner.cc b/cc/raster/task_graph_runner.cc | 
| index 4f1af43ad43901309131886aa2dd6d5c6de1343a..670dd794da63b2fdadef12847578a27d7d48c00a 100644 | 
| --- a/cc/raster/task_graph_runner.cc | 
| +++ b/cc/raster/task_graph_runner.cc | 
| @@ -5,6 +5,7 @@ | 
| #include "cc/raster/task_graph_runner.h" | 
|  | 
| #include <algorithm> | 
| +#include <iomanip> | 
| #include <utility> | 
|  | 
| #include "base/atomic_sequence_num.h" | 
| @@ -13,7 +14,7 @@ | 
|  | 
| namespace cc { | 
|  | 
| -Task::Task() : will_run_(false), did_run_(false) {} | 
| +Task::Task() : will_run_(false), did_run_(false), runner_(nullptr) {} | 
|  | 
| Task::~Task() { | 
| DCHECK(!will_run_); | 
|  |