Moved the TraceUploader to chrome/ and abstracted it for alternative new upload destinations.

content/public/browser/content_browser_client.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/public/browser/content_browser_client.h"
 
 #include "base/files/file_path.h"
 #include "ui/gfx/image/image_skia.h"
 #include "url/gurl.h"
 
@@ skipping 294 matching lines @@
 }
 
 LocationProvider* ContentBrowserClient::OverrideSystemLocationProvider() {
   return nullptr;
 }
 
 DevToolsManagerDelegate* ContentBrowserClient::GetDevToolsManagerDelegate() {
   return nullptr;
 }
 
+TracingDelegate* ContentBrowserClient::GetTracingDelegate() {
+  return nullptr;
+}
+
 bool ContentBrowserClient::IsPluginAllowedToCallRequestOSFileHandle(
     BrowserContext* browser_context,
     const GURL& url) {
   return false;
 }
 
 bool ContentBrowserClient::IsPluginAllowedToUseDevChannelAPIs(
     BrowserContext* browser_context,
     const GURL& url) {
   return false;
@@ skipping 32 matching lines @@
 
 #if defined(VIDEO_HOLE)
 ExternalVideoSurfaceContainer*
 ContentBrowserClient::OverrideCreateExternalVideoSurfaceContainer(
     WebContents* web_contents) {
   return nullptr;
 }
 #endif
 
 }  // namespace content