Revert of Simplify BrowserContext by removing redundant methods.

content/browser/tracing/tracing_ui.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/browser/tracing/tracing_ui.h"
 
 #include <stddef.h>
 
 #include <memory>
 #include <set>
@@ skipping 11 matching lines @@
 #include "base/strings/string_split.h"
 #include "base/strings/string_util.h"
 #include "base/strings/stringprintf.h"
 #include "base/trace_event/trace_event.h"
 #include "base/values.h"
 #include "content/browser/tracing/grit/tracing_resources.h"
 #include "content/browser/tracing/tracing_controller_impl.h"
 #include "content/public/browser/browser_context.h"
 #include "content/public/browser/browser_thread.h"
 #include "content/public/browser/content_browser_client.h"
-#include "content/public/browser/storage_partition.h"
 #include "content/public/browser/trace_uploader.h"
 #include "content/public/browser/tracing_controller.h"
 #include "content/public/browser/tracing_delegate.h"
 #include "content/public/browser/web_contents.h"
 #include "content/public/browser/web_ui.h"
 #include "content/public/browser/web_ui_data_source.h"
 #include "content/public/common/content_client.h"
 #include "content/public/common/url_constants.h"
 
 namespace content {
@@ skipping 245 matching lines @@
   }
 
   TraceUploader::UploadProgressCallback progress_callback =
       base::Bind(&TracingUI::OnTraceUploadProgress,
       weak_factory_.GetWeakPtr());
   TraceUploader::UploadDoneCallback done_callback =
       base::Bind(&TracingUI::OnTraceUploadComplete,
       weak_factory_.GetWeakPtr());
 
   trace_uploader_ = delegate_->GetTraceUploader(
-      BrowserContext::GetDefaultStoragePartition(
-          web_ui()->GetWebContents()->GetBrowserContext())->
-              GetURLRequestContext());
+      web_ui()->GetWebContents()->GetBrowserContext()->GetRequestContext());
   DCHECK(trace_uploader_);
   trace_uploader_->DoUpload(file_contents, upload_mode, nullptr,
                             progress_callback, done_callback);
   // TODO(mmandlis): Add support for stopping the upload in progress.
 }
 
 void TracingUI::OnTraceUploadProgress(int64_t current, int64_t total) {
   DCHECK(current <= total);
   int percent = (current / total) * 100;
   web_ui()->CallJavascriptFunction(
         "onUploadProgress",
         base::FundamentalValue(percent),
         base::StringValue(base::StringPrintf("%" PRId64, current)),
         base::StringValue(base::StringPrintf("%" PRId64, total)));
 }
 
 void TracingUI::OnTraceUploadComplete(bool success,
                                       const std::string& feedback) {
   if (success) {
     web_ui()->CallJavascriptFunction("onUploadComplete",
                                      base::StringValue(feedback));
   } else {
     web_ui()->CallJavascriptFunction("onUploadError",
                                      base::StringValue(feedback));
   }
   trace_uploader_.reset();
 }
 
 }  // namespace content