Temporarily re-enable CursorUpdateReceivedFromCrossSiteIframe.

Re-enabling this test just long enough to collect logs from a couple
of flakey runs of the test.

TBR=kenrb@chromium.org

Bug: 882458
Change-Id: Icb727a91a0b4178cf4cf18a162d218c78f47371f
Reviewed-on: https://chromium-review.googlesource.com/1227306Reviewed-by: James MacLean <wjmaclean@chromium.org>
Commit-Queue: James MacLean <wjmaclean@chromium.org>
Cr-Commit-Position: refs/heads/master@{#591485}

content/browser/site_per_process_hit_test_browsertest.cc

@@ -3049,16 +3049,8 @@ void CursorUpdateReceivedFromCrossSiteIframeHelper(
 
 }  // namespace
 
-#if defined(OS_WIN)
-// https://crbug.com/882458
-#define MAYBE_CursorUpdateReceivedFromCrossSiteIframe \
-  DISABLED_CursorUpdateReceivedFromCrossSiteIframe
-#else
-#define MAYBE_CursorUpdateReceivedFromCrossSiteIframe \
-  CursorUpdateReceivedFromCrossSiteIframe
-#endif
 IN_PROC_BROWSER_TEST_P(SitePerProcessHitTestBrowserTest,
-                       MAYBE_CursorUpdateReceivedFromCrossSiteIframe) {
+                       CursorUpdateReceivedFromCrossSiteIframe) {
   CursorUpdateReceivedFromCrossSiteIframeHelper(shell(),
                                                 embedded_test_server());
 }