Move remaining content test code into the content namespace.

content/test/net/url_request_abort_on_end_job.cc

Index: content/test/net/url_request_abort_on_end_job.cc
===================================================================
--- content/test/net/url_request_abort_on_end_job.cc	(revision 164732)
+++ content/test/net/url_request_abort_on_end_job.cc	(working copy)
@@ -17,6 +17,7 @@
 #include "net/url_request/url_request_filter.h"
 #include "net/url_request/url_request_status.h"
 
+namespace content {
 namespace {
 const char kPageContent[] = "some data\r\n";
 }
@@ -36,7 +37,7 @@
     net::URLRequest* request,
     net::NetworkDelegate* network_delegate,
     const std::string& scheme) {
-  DCHECK(content::BrowserThread::CurrentlyOn(content::BrowserThread::IO));
+  DCHECK(BrowserThread::CurrentlyOn(BrowserThread::IO));
   return new URLRequestAbortOnEndJob(request, network_delegate);
 }
 
@@ -105,4 +106,4 @@
   return false;
 }
 
-
+}  // namespace content