Remove remaining legacy SplitString calls.

content/renderer/render_thread_impl.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/renderer/render_thread_impl.h"
 
 #include <algorithm>
 #include <limits>
 #include <map>
 #include <vector>
@@ skipping 406 matching lines @@
   mojo::StrongBinding<EmbeddedWorkerSetup> binding_;
 };
 
 void CreateEmbeddedWorkerSetup(
     mojo::InterfaceRequest<EmbeddedWorkerSetup> request) {
   new EmbeddedWorkerSetupImpl(request.Pass());
 }
 
 void StringToUintVector(const std::string& str, std::vector<unsigned>* vector) {
   DCHECK(vector->empty());
-  std::vector<std::string> pieces;
-  base::SplitString(str, ',', &pieces);
+  std::vector<std::string> pieces = base::SplitString(
+      str, ",", base::TRIM_WHITESPACE, base::SPLIT_WANT_ALL);
   DCHECK_EQ(pieces.size(), static_cast<size_t>(gfx::BufferFormat::LAST) + 1);
   for (size_t i = 0; i < pieces.size(); ++i) {
     unsigned number = 0;
     bool succeed = base::StringToUint(pieces[i], &number);
     DCHECK(succeed);
     vector->push_back(number);
   }
 }
 
 }  // namespace
@@ skipping 1511 matching lines @@
 }
 
 void RenderThreadImpl::PendingRenderFrameConnect::OnConnectionError() {
   size_t erased =
       RenderThreadImpl::current()->pending_render_frame_connects_.erase(
           routing_id_);
   DCHECK_EQ(1u, erased);
 }
 
 }  // namespace content