Move creation and ownership of DownloadManager from the embedder to content. This matches all the o…

content/shell/shell_browser_context.cc

Index: content/shell/shell_browser_context.cc
===================================================================
--- content/shell/shell_browser_context.cc	(revision 140592)
+++ content/shell/shell_browser_context.cc	(working copy)
@@ -126,15 +126,9 @@
   return false;
 }
 
-DownloadManager* ShellBrowserContext::GetDownloadManager()  {
-  if (!download_manager_.get()) {
-    download_manager_delegate_ = new ShellDownloadManagerDelegate();
-    download_manager_ = DownloadManager::Create(download_manager_delegate_,
-                                                NULL);
-    download_manager_delegate_->SetDownloadManager(download_manager_.get());
-    download_manager_->Init(this);
-  }
-  return download_manager_.get();
+DownloadManagerDelegate* ShellBrowserContext::GetDownloadManagerDelegate()  {
+  download_manager_delegate_ = new ShellDownloadManagerDelegate();
+  return download_manager_delegate_.get();
 }
 
 net::URLRequestContextGetter* ShellBrowserContext::GetRequestContext()  {