Disable flaky ContentVerifierTest.DotSlashPaths

See crbug.com/825540 for details.

TBR=lazyboy@chromium.org,rdevlin.cronin@chromium.org
notry=true

Bug: 825540,796395
Change-Id: I70e628fd0b5f7fc98358be225ef0fd856a155359
Reviewed-on: https://chromium-review.googlesource.com/980256Reviewed-by: Dominic Battré <battre@chromium.org>
Commit-Queue: Dominic Battré <battre@chromium.org>
Cr-Commit-Position: refs/heads/master@{#545778}

chrome/browser/extensions/content_verifier_browsertest.cc

@@ -244,7 +244,9 @@ class ContentVerifierTest : public ExtensionBrowserTest {
   }
 };
 
-IN_PROC_BROWSER_TEST_F(ContentVerifierTest, DotSlashPaths) {
+// Disabled for extremel flakiness. The culprit cannot be reverted but is
+// documents in crbug.com/825540.
+IN_PROC_BROWSER_TEST_F(ContentVerifierTest, DISABLED_DotSlashPaths) {
   TestContentVerifyJobObserver job_observer;
   std::string id = "hoipipabpcoomfapcecilckodldhmpgl";