Simplify BrowserContext by removing redundant methods.

content/public/test/browser_test_utils.cc

Index: content/public/test/browser_test_utils.cc
diff --git a/content/public/test/browser_test_utils.cc b/content/public/test/browser_test_utils.cc
index cbc38e2668a9ed2a050cf23e6d40efaee96adf94..0fc10f6e202c9c59240f1498282b8c669fd5b19b 100644
--- a/content/public/test/browser_test_utils.cc
+++ b/content/public/test/browser_test_utils.cc
@@ -41,6 +41,7 @@
 #include "content/public/browser/render_frame_host.h"
 #include "content/public/browser/render_process_host.h"
 #include "content/public/browser/render_view_host.h"
+#include "content/public/browser/storage_partition.h"
 #include "content/public/browser/web_contents.h"
 #include "content/public/test/test_navigation_observer.h"
 #include "content/public/test/test_utils.h"
@@ -790,7 +791,8 @@ std::string GetCookies(BrowserContext* browser_context, const GURL& url) {
   std::string cookies;
   base::WaitableEvent event(true, false);
   net::URLRequestContextGetter* context_getter =
-      browser_context->GetRequestContext();
+      BrowserContext::GetDefaultStoragePartition(browser_context)->
+          GetURLRequestContext();
 
   BrowserThread::PostTask(
       BrowserThread::IO, FROM_HERE,
@@ -806,7 +808,8 @@ bool SetCookie(BrowserContext* browser_context,
   bool result = false;
   base::WaitableEvent event(true, false);
   net::URLRequestContextGetter* context_getter =
-      browser_context->GetRequestContext();
+      BrowserContext::GetDefaultStoragePartition(browser_context)->
+          GetURLRequestContext();
 
   BrowserThread::PostTask(
       BrowserThread::IO, FROM_HERE,