Splits ChromeURLDataManager into 2 chunks:...

chrome/browser/net/chrome_url_request_context.cc

Index: chrome/browser/net/chrome_url_request_context.cc
===================================================================
--- chrome/browser/net/chrome_url_request_context.cc	(revision 73990)
+++ chrome/browser/net/chrome_url_request_context.cc	(working copy)
@@ -11,6 +11,7 @@
 #include "base/string_util.h"
 #include "chrome/browser/browser_process.h"
 #include "chrome/browser/browser_thread.h"
+#include "chrome/browser/dom_ui/chrome_url_data_manager_backend.h"
 #include "chrome/browser/extensions/extension_service.h"
 #include "chrome/browser/extensions/user_script_master.h"
 #include "chrome/browser/io_thread.h"
@@ -732,6 +733,13 @@
   CheckCurrentlyOnIOThread();
 }
 
+ChromeURLDataManagerBackend*
+    ChromeURLRequestContext::GetChromeURLDataManagerBackend() {

[willchan no longer on Chromium, 2011/02/08 04:57:52]

If we don't need lazy instantiation, I'd prefer to just construct it normally.

[sky, 2011/02/08 05:35:26]

I went with lazy instantiation as otherwise we unnecessarily create the backend
for the media/extensions contexts. 

+  if (!chrome_url_data_manager_backend_.get())
+    chrome_url_data_manager_backend_ = new ChromeURLDataManagerBackend();
+  return chrome_url_data_manager_backend_.get();
+}
+
 ChromeURLRequestContext::~ChromeURLRequestContext() {
   CheckCurrentlyOnIOThread();