Revert of Make WebTraceLocation be an alias of tracked_objects::Location

components/test_runner/test_plugin.cc

 // Copyright 2013 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "components/test_runner/test_plugin.h"
 
 #include <stddef.h>
 #include <stdint.h>
 
 #include <utility>
@@ skipping 205 matching lines @@
   layer_ = NULL;
   DestroyScene();
 
   gl_ = nullptr;
   context_provider_.reset();
 
   container_ = nullptr;
   frame_ = nullptr;
 
   blink::Platform::current()->mainThread()->getWebTaskRunner()->postTask(
-      BLINK_FROM_HERE,
+      blink::WebTraceLocation(__FUNCTION__, __FILE__),
       new DeferredDeleteTask(base::WrapUnique(this)));
 }
 
 blink::WebPluginContainer* TestPlugin::container() const {
   return container_;
 }
 
 bool TestPlugin::canProcessDrag() const {
   return can_process_drag_;
 }
@@ skipping 495 matching lines @@
   return kPluginPersistsMimeType;
 }
 
 bool TestPlugin::IsSupportedMimeType(const blink::WebString& mime_type) {
   return mime_type == TestPlugin::MimeType() ||
          mime_type == PluginPersistsMimeType() ||
          mime_type == CanCreateWithoutRendererMimeType();
 }
 
 }  // namespace test_runner