net: move host_resolver files from net/base to net/dns

BUG=70818

Review URL: https://codereview.chromium.org/12518036

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@189485 0039d316-1c4b-4281-b951-d872f2087c98
diff --git a/chrome/browser/extensions/execute_script_apitest.cc b/chrome/browser/extensions/execute_script_apitest.cc
index d2861a72..2c081f1 100644
--- a/chrome/browser/extensions/execute_script_apitest.cc
+++ b/chrome/browser/extensions/execute_script_apitest.cc
@@ -3,7 +3,7 @@
 // found in the LICENSE file.
 
 #include "chrome/browser/extensions/extension_apitest.h"
-#include "net/base/mock_host_resolver.h"
+#include "net/dns/mock_host_resolver.h"
 
 class ExecuteScriptApiTest : public ExtensionApiTest {
  protected: