Cloud Print Proxy UI Lab

Expose the cloud print proxy UI command line switch through a lab
(Windows only for now, others as we get the proxy and UI going there).

BUG=none
TEST=none

Review URL: http://codereview.chromium.org/3599014

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@61523 0039d316-1c4b-4281-b951-d872f2087c98
diff --git a/chrome/browser/labs.cc b/chrome/browser/labs.cc
index 8ffd32ee..d723f30 100644
--- a/chrome/browser/labs.cc
+++ b/chrome/browser/labs.cc
@@ -123,6 +123,13 @@
     IDS_LABS_BACKGROUND_WEBAPPS_DESCRIPTION,
     kOsAll,
     switches::kEnableBackgroundMode
+  },
+  {
+    "cloud-print-proxy", // Do not change; see above.
+    IDS_LABS_CLOUD_PRINT_PROXY_NAME,
+    IDS_LABS_CLOUD_PRINT_PROXY_DESCRIPTION,
+    kOsWin,
+    switches::kEnableCloudPrintProxy
   }
 };