Rename TaskRunner::RunsTasksOnCurrentThread() in //content

renamed TaskRunner::RunsTasksOnCurrentThread() to
TaskRunner::RunsTasksInCurrentSequence() in //content

BUG=665062

Review-Url: https://codereview.chromium.org/2873333004
Cr-Commit-Position: refs/heads/master@{#471176}
diff --git a/content/browser/plugin_private_storage_helper.cc b/content/browser/plugin_private_storage_helper.cc
index a84f658..c6d19ac 100644
--- a/content/browser/plugin_private_storage_helper.cc
+++ b/content/browser/plugin_private_storage_helper.cc
@@ -281,7 +281,7 @@
 void PluginPrivateDataDeletionHelper::CheckOriginsOnFileTaskRunner(
     const std::set<GURL>& origins) {
   DCHECK(filesystem_context_->default_file_task_runner()
-             ->RunsTasksOnCurrentThread());
+             ->RunsTasksInCurrentSequence());
   IncrementTaskCount();
 
   base::Callback<void(bool, const GURL&)> decrement_callback =
@@ -338,7 +338,7 @@
 
 void PluginPrivateDataDeletionHelper::IncrementTaskCount() {
   DCHECK(filesystem_context_->default_file_task_runner()
-             ->RunsTasksOnCurrentThread());
+             ->RunsTasksInCurrentSequence());
   ++task_count_;
 }
 
@@ -346,7 +346,7 @@
     bool delete_data_for_origin,
     const GURL& origin) {
   DCHECK(filesystem_context_->default_file_task_runner()
-             ->RunsTasksOnCurrentThread());
+             ->RunsTasksInCurrentSequence());
 
   // Since the PluginPrivateDataByOriginChecker runs on the IO thread,
   // delete all the data for |origin| if needed.
@@ -385,7 +385,7 @@
     const base::Time end,
     const base::Closure& callback) {
   DCHECK(filesystem_context->default_file_task_runner()
-             ->RunsTasksOnCurrentThread());
+             ->RunsTasksInCurrentSequence());
   DVLOG(3) << "Clearing plugin data for origin: " << storage_origin;
 
   storage::FileSystemBackend* backend =