Move in_process_browser_test and ui_test_utils to chrome/test/base

chrome/browser/extensions/extension_install_ui_browsertest.cc

Index: chrome/browser/extensions/extension_install_ui_browsertest.cc
===================================================================
--- chrome/browser/extensions/extension_install_ui_browsertest.cc	(revision 94694)
+++ chrome/browser/extensions/extension_install_ui_browsertest.cc	(working copy)
@@ -10,13 +10,9 @@
 #include "chrome/browser/ui/browser.h"
 #include "chrome/browser/ui/tab_contents/tab_contents_wrapper.h"
 #include "chrome/browser/themes/theme_service_factory.h"
-#include "chrome/test/ui_test_utils.h"
+#include "chrome/test/base/ui_test_utils.h"
 #include "content/browser/tab_contents/tab_contents.h"
 
-namespace {
-
-}  // namespace
-
 class ExtensionInstallUIBrowserTest : public ExtensionBrowserTest {
  public:
   // Checks that a theme info bar is currently visible and issues an undo to