Add flags for page prerendering.

Contributed by: [email protected]

TEST=trybot
BUG=61745

Review URL: http://codereview.chromium.org/4226002

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@65093 0039d316-1c4b-4281-b951-d872f2087c98
diff --git a/chrome/browser/about_flags.cc b/chrome/browser/about_flags.cc
index 5558d36..2d13eb2 100644
--- a/chrome/browser/about_flags.cc
+++ b/chrome/browser/about_flags.cc
@@ -151,6 +151,13 @@
     switches::kDnsServer
   },
   {
+    "page-prerender",
+    IDS_FLAGS_PAGE_PRERENDER_NAME,
+    IDS_FLAGS_PAGE_PRERENDER_DESCRIPTION,
+    kOsAll,
+    switches::kEnablePagePrerender
+  },
+  {
     "confirm-to-quit",   // Do not change; see above.
     IDS_FLAGS_CONFIRM_TO_QUIT_NAME,
     IDS_FLAGS_CONFIRM_TO_QUIT_DESCRIPTION,