Add virtual tests for XHR with mojo-loading

third_party/WebKit/LayoutTests/FlagExpectations/site-per-process

Index: third_party/WebKit/LayoutTests/FlagExpectations/site-per-process
diff --git a/third_party/WebKit/LayoutTests/FlagExpectations/site-per-process b/third_party/WebKit/LayoutTests/FlagExpectations/site-per-process
index ad0f7e61dc6ed9dad16dadda99cbe16c126f7a15..f8e406942c28b91079ba9b1d220ea95a9aa9f0f9 100644
--- a/third_party/WebKit/LayoutTests/FlagExpectations/site-per-process
+++ b/third_party/WebKit/LayoutTests/FlagExpectations/site-per-process
@@ -95,6 +95,15 @@ crbug.com/623265 http/tests/inspector/indexeddb/resources-panel.html [ Timeout ]
 # layout_test_runtime_flags_.have_top_loading_frame()
 crbug.com/645641 imported/wpt/html/syntax/parsing/html5lib_tests19.html [ Crash Failure ]
 
+# https://crbug.com/659917: with experimental mojo-loading feature:
+crbug.com/659917 virtual/mojo-loading/http/tests/xmlhttprequest/origin-exact-matching [ Crash ]
+crbug.com/659917 virtual/mojo-loading/http/tests/xmlhttprequest/origin-whitelisting-all.html [ Crash ]
+crbug.com/659917 virtual/mojo-loading/http/tests/xmlhttprequest/detaching-frame-2.html [ Crash ]
+crbug.com/659917 virtual/mojo-loading/http/tests/xmlhttprequest/origin-whitelisting-ip-addresses.html [ Crash ]
+crbug.com/659917 virtual/mojo-loading/http/tests/xmlhttprequest/document-domain-set.html [ Crash ]
+crbug.com/659917 virtual/mojo-loading/http/tests/xmlhttprequest/access-control-preflight-request-must-not-contain-cookie.html [ Crash ]
+crbug.com/659917 virtual/mojo-loading/http/tests/xmlhttprequest/origin-whitelisting-ip-addresses-with-subdomains.html [ Crash ]
+
 # TODO(lukasza, alexmos): Triage these failures.
 Bug(none) fast/frames/cached-frame-counter.html [ Timeout ]
 Bug(none) fast/frames/frame-limit.html [ Timeout ]