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

content/shell/renderer/layout_test/blink_test_runner.cc

 // Copyright (c) 2012 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 "content/shell/renderer/layout_test/blink_test_runner.h"
 
 #include <stddef.h>
 
 #include <algorithm>
 #include <clocale>
@@ skipping 275 matching lines @@
     const WebDeviceOrientationData& data) {
   SetMockDeviceOrientationData(data);
 }
 
 void BlinkTestRunner::PrintMessage(const std::string& message) {
   Send(new ShellViewHostMsg_PrintMessage(routing_id(), message));
 }
 
 void BlinkTestRunner::PostTask(blink::WebTaskRunner::Task* task) {
   Platform::current()->currentThread()->getWebTaskRunner()->postTask(
-      BLINK_FROM_HERE, task);
+      WebTraceLocation(__FUNCTION__, __FILE__), task);
 }
 
 void BlinkTestRunner::PostDelayedTask(blink::WebTaskRunner::Task* task,
                                       long long ms) {
   Platform::current()->currentThread()->getWebTaskRunner()->postDelayedTask(
-      BLINK_FROM_HERE, task, ms);
+      WebTraceLocation(__FUNCTION__, __FILE__), task, ms);
 }
 
 WebString BlinkTestRunner::RegisterIsolatedFileSystem(
     const blink::WebVector<blink::WebString>& absolute_filenames) {
   std::vector<base::FilePath> files;
   for (size_t i = 0; i < absolute_filenames.size(); ++i)
     files.push_back(blink::WebStringToFilePath(absolute_filenames[i]));
   std::string filesystem_id;
   Send(new LayoutTestHostMsg_RegisterIsolatedFileSystem(
       routing_id(), files, &filesystem_id));
@@ skipping 703 matching lines @@
 void BlinkTestRunner::ReportLeakDetectionResult(
     const LeakDetectionResult& report) {
   Send(new ShellViewHostMsg_LeakDetectionDone(routing_id(), report));
 }
 
 void BlinkTestRunner::OnDestruct() {
   delete this;
 }
 
 }  // namespace content