google_apis: Remove PostBlockingPoolSequencedTask () and friends

chrome/browser/google_apis/gdata_util.h

Index: chrome/browser/google_apis/gdata_util.h
diff --git a/chrome/browser/google_apis/gdata_util.h b/chrome/browser/google_apis/gdata_util.h
index 7f54b403725ba16524c77bff3154d2f58e058c37..40c35f393ac64572b1f9c55172ad74f1fce43982 100644
--- a/chrome/browser/google_apis/gdata_util.h
+++ b/chrome/browser/google_apis/gdata_util.h
@@ -41,36 +41,6 @@ std::string FormatTimeAsString(const base::Time& time);
 // Formats a base::Time as an RFC 3339 date/time (in localtime).
 std::string FormatTimeAsStringLocaltime(const base::Time& time);
 
-// Wrapper around BrowserThread::PostTask to post a task to the blocking
-// pool with the given sequence token.
-void PostBlockingPoolSequencedTask(
-    const tracked_objects::Location& from_here,
-    base::SequencedTaskRunner* blocking_task_runner,
-    const base::Closure& task);
-
-// Similar to PostBlockingPoolSequencedTask() but this one takes a reply
-// callback that runs on the calling thread.
-void PostBlockingPoolSequencedTaskAndReply(
-    const tracked_objects::Location& from_here,
-    base::SequencedTaskRunner* blocking_task_runner,
-    const base::Closure& request_task,
-    const base::Closure& reply_task);
-
-// Similar to PostBlockingPoolSequencedTaskAndReply() but this one runs the
-// reply callback with the return value of the request task.
-template <typename ReturnType>
-void PostBlockingPoolSequencedTaskAndReplyWithResult(
-    const tracked_objects::Location& from_here,
-    base::SequencedTaskRunner* blocking_task_runner,
-    const base::Callback<ReturnType(void)>& request_task,
-    const base::Callback<void(ReturnType)>& reply_task) {
-  const bool posted = base::PostTaskAndReplyWithResult(blocking_task_runner,
-                                                       from_here,
-                                                       request_task,
-                                                       reply_task);
-  DCHECK(posted);
-}
-
 }  // namespace util
 }  // namespace google_apis