Remove custom Task implementations from content/ppapi_plugin

content/ppapi_plugin/broker_process_dispatcher.cc

Index: content/ppapi_plugin/broker_process_dispatcher.cc
diff --git a/content/ppapi_plugin/broker_process_dispatcher.cc b/content/ppapi_plugin/broker_process_dispatcher.cc
index 26a71007769c251099a2a35c68f99359f2a1909b..6fce803b636ff897ad308540d027b54622b50a02 100644
--- a/content/ppapi_plugin/broker_process_dispatcher.cc
+++ b/content/ppapi_plugin/broker_process_dispatcher.cc
@@ -4,18 +4,12 @@
 
 #include "content/ppapi_plugin/broker_process_dispatcher.h"
 
+#include "base/bind.h"
+#include "base/bind_helpers.h"
 #include "content/common/child_process.h"
 
 namespace {
 
-class BrokerReleaseTask : public Task {
- public:
-  void Run() {
-    DVLOG(1) << "BrokerReleaseTask::Run()";
-    ChildProcess::current()->ReleaseProcess();
-  }
-};
-
 // How long we wait before releasing the broker process.
 const int kBrokerReleaseTimeMs = 30 * 1000;  // 30 seconds.
 
@@ -36,6 +30,9 @@ BrokerProcessDispatcher::~BrokerProcessDispatcher() {
   // plugin. This is the case for common plugins where they may be used on a
   // source and destination page of a navigation. We don't want to tear down
   // and re-start processes each time in these cases.
-  MessageLoop::current()->PostDelayedTask(FROM_HERE, new BrokerReleaseTask(),
-                                          kBrokerReleaseTimeMs);
+  MessageLoop::current()->PostDelayedTask(
+      FROM_HERE,
+      base::Bind(&ChildProcess::ReleaseProcess,
+                 base::Unretained(ChildProcess::current())),
+      kBrokerReleaseTimeMs);
 }