[Activity Log] Disable the webrequest end to end tests for win - they seem to be very flaky.

chrome/test/data/extensions/api_test/activity_log_private/test/test.js

Index: chrome/test/data/extensions/api_test/activity_log_private/test/test.js
diff --git a/chrome/test/data/extensions/api_test/activity_log_private/test/test.js b/chrome/test/data/extensions/api_test/activity_log_private/test/test.js
index 8b2e1f6adc6fbaaea7a25d1ebbc88b290d439b5e..a91049c34045b018dcf41b3d9c80bc81774789fc 100644
--- a/chrome/test/data/extensions/api_test/activity_log_private/test/test.js
+++ b/chrome/test/data/extensions/api_test/activity_log_private/test/test.js
@@ -122,6 +122,10 @@ testCases.push({
 });
 
 testCases.push({
+  // TODO(karenlees): disabled as logging on windows is not consistent between
+  // runs and between different windows builds. Enable when crbug.com/292252
+  // is fixed.
+  disabled: {win: true},
   func: function triggerWebRequest() {
     chrome.runtime.sendMessage('pknkgggnfecklokoggaggchhaebkajji',
                                'webrequest', function response() { });
@@ -178,6 +182,10 @@ testCases.push({
 });
 
 testCases.push({
+  // TODO(karenlees): disabled as logging on windows is not consistent between
+  // runs and between different windows builds. Enable when crbug.com/292252
+  // is fixed.
+  disabled: {win: true},
   func: function triggerWebRequestIncognito() {
     chrome.runtime.sendMessage('pknkgggnfecklokoggaggchhaebkajji',
                                'webrequest_incognito', function response() { });