Create c/b/ui/cocoa/test and move test files to there

chrome/browser/ui/cocoa/test/run_loop_testing.mm

Index: chrome/browser/ui/cocoa/test/run_loop_testing.mm
diff --git a/chrome/browser/ui/cocoa/run_loop_testing.mm b/chrome/browser/ui/cocoa/test/run_loop_testing.mm
similarity index 90%
rename from chrome/browser/ui/cocoa/run_loop_testing.mm
rename to chrome/browser/ui/cocoa/test/run_loop_testing.mm
index 7dd5afbb408098ad49059d5a9ea787d67bef8866..cb228caf34e723fae021d3c9954cc95d808c2af7 100644
--- a/chrome/browser/ui/cocoa/run_loop_testing.mm
+++ b/chrome/browser/ui/cocoa/test/run_loop_testing.mm
@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-#include "chrome/browser/ui/cocoa/run_loop_testing.h"
+#include "chrome/browser/ui/cocoa/test/run_loop_testing.h"
 
 #import <Foundation/Foundation.h>
 
@@ -47,9 +47,7 @@ void NSRunLoopRunAllPending() {
   base::scoped_nsobject<CocoaQuitTask> quit_task(
       [[CocoaQuitTask alloc] initWithMessagePump:message_pump.get()]);
 
-  [quit_task performSelector:@selector(doQuit)
-                  withObject:nil
-                  afterDelay:0];
+  [quit_task performSelector:@selector(doQuit) withObject:nil afterDelay:0];
 
   // Spin the internal loop, running it until the quit task is pumped. Pass NULL
   // because there is no delegate MessageLoop; only the Cocoa work queues will