Webview tag creation should be using storage partitions.

chrome/test/base/testing_profile.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 "chrome/test/base/testing_profile.h"
 
 #include "build/build_config.h"
 
 #include "base/base_paths.h"
 #include "base/command_line.h"
@@ skipping 591 matching lines @@
 }
 
 net::URLRequestContextGetter* TestingProfile::GetRequestContext() {
   return request_context_.get();
 }
 
 net::URLRequestContextGetter* TestingProfile::GetRequestContextForRenderProcess(
     int renderer_child_id) {
   content::RenderProcessHost* rph = content::RenderProcessHost::FromID(
       renderer_child_id);
-  content::StoragePartition* storage_partition = rph->GetStoragePartition();
-
-  // TODO(nasko): Remove this conditional, once webview tag creates a proper
-  // storage partition.
-  if (rph->IsGuest()) {
-    return GetRequestContextForStoragePartition(
-        storage_partition->GetPath(), true);
-  }
-
-  return storage_partition->GetURLRequestContext();
+  return rph->GetStoragePartition()->GetURLRequestContext();
 }
 
 void TestingProfile::CreateRequestContext() {
   if (!request_context_)
     request_context_ =
         new TestURLRequestContextGetter(
             BrowserThread::GetMessageLoopProxyForThread(BrowserThread::IO));
 }
 
 void TestingProfile::ResetRequestContext() {
@@ skipping 193 matching lines @@
 scoped_ptr<TestingProfile> TestingProfile::Builder::Build() {
   DCHECK(!build_called_);
   build_called_ = true;
   return scoped_ptr<TestingProfile>(new TestingProfile(
       path_,
       delegate_,
       extension_policy_,
       pref_service_.Pass(),
       user_cloud_policy_manager_.Pass()));
 }