Move base/thread.h to base/threading, fix up callers to use the new location.

TEST=it compiles
BUG=none
Review URL: http://codereview.chromium.org/6028009

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@70345 0039d316-1c4b-4281-b951-d872f2087c98
diff --git a/chrome/browser/browser_process_impl.cc b/chrome/browser/browser_process_impl.cc
index d60b672d..99cec2fd 100644
--- a/chrome/browser/browser_process_impl.cc
+++ b/chrome/browser/browser_process_impl.cc
@@ -12,8 +12,8 @@
 #include "base/file_util.h"
 #include "base/path_service.h"
 #include "base/task.h"
-#include "base/thread.h"
-#include "base/thread_restrictions.h"
+#include "base/threading/thread.h"
+#include "base/threading/thread_restrictions.h"
 #include "base/waitable_event.h"
 #include "chrome/browser/appcache/chrome_appcache_service.h"
 #include "chrome/browser/automation/automation_provider_list.h"