IndexedDB: Run cursor-prefetch webkit layout test as ui test.

DEPS

 vars = {
   # Use this googlecode_url variable only if there is an internal mirror for it.
   # If you do not know, use the full path while defining your new deps entry.
   "googlecode_url": "http://%s.googlecode.com/svn",
   "sourceforge_url": "http://%(repo)s.svn.sourceforge.net/svnroot/%(repo)s",
   "webkit_trunk": "http://svn.webkit.org/repository/webkit/trunk",
   "nacl_trunk": "http://src.chromium.org/native_client/trunk",
   "webkit_revision": "104283",
   "chromium_git": "http://git.chromium.org/git",
   "swig_revision": "69281",
@@ skipping 209 matching lines @@
     Var("webkit_revision"),
   "src/chrome/test/data/layout_tests/LayoutTests/platform/chromium-win/http/tests/workers":
     Var("webkit_trunk") + "/LayoutTests/platform/chromium-win/http/tests/workers@" +
     Var("webkit_revision"),
   "src/chrome/test/data/layout_tests/LayoutTests/platform/chromium-win/storage/domstorage":
     Var("webkit_trunk") + "/LayoutTests/platform/chromium-win/storage/domstorage@" +
     Var("webkit_revision"),
   "src/chrome/test/data/layout_tests/LayoutTests/storage/domstorage":
     Var("webkit_trunk") + "/LayoutTests/storage/domstorage@" +
     Var("webkit_revision"),
+  "src/chrome/test/data/layout_tests/LayoutTests/storage/indexeddb":
+    Var("webkit_trunk") + "/LayoutTests/storage/indexeddb@" +
+    Var("webkit_revision"),
   "src/chrome/test/data/layout_tests/LayoutTests/media":
     Var("webkit_trunk") + "/LayoutTests/media@" +
     Var("webkit_revision"),
   "src/chrome/test/data/layout_tests/LayoutTests/fast/filesystem/workers":
     Var("webkit_trunk") + "/LayoutTests/fast/filesystem/workers@" +
     Var("webkit_revision"),
   "src/chrome/test/data/layout_tests/LayoutTests/fast/filesystem/resources":
     Var("webkit_trunk") + "/LayoutTests/fast/filesystem/resources@" +
     Var("webkit_revision"),
   "src/chrome/test/data/layout_tests/LayoutTests/http/tests/filesystem":
@@ skipping 240 matching lines @@
     # which takes ~20s, but clang speeds up builds by more than 20s.
     "pattern": ".",
     "action": ["python", "src/tools/clang/scripts/update.py", "--mac-only"],
   },
   {
     # A change to a .gyp, .gypi, or to GYP itself should run the generator.
     "pattern": ".",
     "action": ["python", "src/build/gyp_chromium"],
   },
 ]