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

content/child/web_url_loader_impl.cc

 // Copyright 2014 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/child/web_url_loader_impl.h"
 
 #include <stdint.h>
 
 #include <algorithm>
 #include <memory>
@@ skipping 425 matching lines @@
 void WebURLLoaderImpl::Context::SetDefersLoading(bool value) {
   if (request_id_ != -1)
     resource_dispatcher_->SetDefersLoading(request_id_, value);
   if (value && defers_loading_ == NOT_DEFERRING) {
     defers_loading_ = SHOULD_DEFER;
   } else if (!value && defers_loading_ != NOT_DEFERRING) {
     if (defers_loading_ == DEFERRED_DATA) {
       // TODO(alexclarke): Find a way to let blink and chromium FROM_HERE
       // coexist.
       web_task_runner_->postTask(
-          BLINK_FROM_HERE,
+          ::blink::WebTraceLocation(__FUNCTION__, __FILE__),
           new HandleDataURLTask(this));
     }
     defers_loading_ = NOT_DEFERRING;
   }
 }
 
 void WebURLLoaderImpl::Context::DidChangePriority(
     WebURLRequest::Priority new_priority, int intra_priority_value) {
   if (request_id_ != -1) {
     resource_dispatcher_->DidChangePriority(
@@ skipping 13 matching lines @@
     if (sync_load_response) {
       // This is a sync load. Do the work now.
       sync_load_response->url = url;
       sync_load_response->error_code =
           GetInfoFromDataURL(sync_load_response->url, sync_load_response,
                              &sync_load_response->data);
     } else {
       // TODO(alexclarke): Find a way to let blink and chromium FROM_HERE
       // coexist.
       web_task_runner_->postTask(
-          BLINK_FROM_HERE,
+          ::blink::WebTraceLocation(__FUNCTION__, __FILE__),
           new HandleDataURLTask(this));
     }
     return;
   }
 
   if (request.getExtraData()) {
     RequestExtraData* extra_data =
         static_cast<RequestExtraData*>(request.getExtraData());
     stream_override_ = extra_data->TakeStreamOverrideOwnership();
   }
@@ skipping 736 matching lines @@
     response->clearHTTPHeaderField(webStringName);
     while (response_headers->EnumerateHeader(&iterator, name, &value)) {
       response->addHTTPHeaderField(webStringName,
                                    WebString::fromLatin1(value));
     }
   }
   return true;
 }
 
 }  // namespace content