Move Location to base namespace in base.

This removes the obsolete tracked_objects:: qualification on
uses of Location in //base.

[email protected]

Bug: 763556
Change-Id: Iffdbf067f65f6dbfe309413294b8ace2e8917617
Reviewed-on: https://chromium-review.googlesource.com/662597
Reviewed-by: Brett Wilson <[email protected]>
Reviewed-by: Daniel Cheng <[email protected]>
Commit-Queue: Brett Wilson <[email protected]>
Cr-Commit-Position: refs/heads/master@{#501192}
diff --git a/base/pending_task.h b/base/pending_task.h
index d8a87cc..75183f0a 100644
--- a/base/pending_task.h
+++ b/base/pending_task.h
@@ -18,8 +18,8 @@
 // Contains data about a pending task. Stored in TaskQueue and DelayedTaskQueue
 // for use by classes that queue and execute tasks.
 struct BASE_EXPORT PendingTask {
-  PendingTask(const tracked_objects::Location& posted_from, OnceClosure task);
-  PendingTask(const tracked_objects::Location& posted_from,
+  PendingTask(const Location& posted_from, OnceClosure task);
+  PendingTask(const Location& posted_from,
               OnceClosure task,
               TimeTicks delayed_run_time,
               bool nestable);
@@ -35,7 +35,7 @@
   OnceClosure task;
 
   // The site this PendingTask was posted from.
-  tracked_objects::Location posted_from;
+  Location posted_from;
 
   // The time when the task should be run.
   base::TimeTicks delayed_run_time;