Bug 1126299 - Disable intermittent browser_child_resource.js on e10s linux64 debug. r=RyanVM DONTBUILD

Relanding this with correct bug number

MozReview-Commit-ID: 3nMM2FMydnR

netwerk/test/browser/browser.ini

@@ -4,6 +4,7 @@ support-files =
 
 [browser_NetUtil.js]
 [browser_child_resource.js]
+skip-if = e10s && debug && os == "linux" && bits == 64
 [browser_post_file.js]
 [browser_nsIFormPOSTActionChannel.js]
 skip-if = e10s # protocol handler and channel does not work in content process