Rename TaskRunner::RunsTasksOnCurrentThread() in //chrome

chrome/browser/chromeos/system/input_device_settings_impl_x11.cc

Index: chrome/browser/chromeos/system/input_device_settings_impl_x11.cc
diff --git a/chrome/browser/chromeos/system/input_device_settings_impl_x11.cc b/chrome/browser/chromeos/system/input_device_settings_impl_x11.cc
index 1e042f00f34690841be4262b4a3008095a521870..9370d1651e5429e639b9a2d1cf41bf839fa5b18b 100644
--- a/chrome/browser/chromeos/system/input_device_settings_impl_x11.cc
+++ b/chrome/browser/chromeos/system/input_device_settings_impl_x11.cc
@@ -47,13 +47,13 @@ const char kInternalTouchpadName[] = "Elan Touchpad";
 typedef base::RefCountedData<bool> RefCountedBool;
 
 bool ScriptExists(const std::string& script) {
-  DCHECK(content::BrowserThread::GetBlockingPool()->RunsTasksOnCurrentThread());
+  base::ThreadRestrictions::AssertIOAllowed();
   return base::PathExists(base::FilePath(script));
 }
 
 // Executes the input control script asynchronously, if it exists.
 void ExecuteScriptOnFileThread(const std::vector<std::string>& argv) {
-  DCHECK(content::BrowserThread::GetBlockingPool()->RunsTasksOnCurrentThread());
+  base::ThreadRestrictions::AssertIOAllowed();
   DCHECK(!argv.empty());
   const std::string& script(argv[0]);
 
@@ -105,7 +105,7 @@ void AddTPControlArguments(const char* control,
 
 void DeviceExistsBlockingPool(const char* device_type,
                               scoped_refptr<RefCountedBool> exists) {
-  DCHECK(content::BrowserThread::GetBlockingPool()->RunsTasksOnCurrentThread());
+  base::ThreadRestrictions::AssertIOAllowed();
   exists->data = false;
   if (!ScriptExists(kInputControl))
     return;