Updater: fix and enable ReportsActive test on Mac 10.11.

Bug: 1163625
Change-Id: Iaf87321b3ed90fc563f991d61a8300f3c6c7edf0
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2614861
Commit-Queue: Sorin Jianu <sorin@chromium.org>
Auto-Submit: Joshua Pawlicki <waffles@chromium.org>
Reviewed-by: Sorin Jianu <sorin@chromium.org>
Cr-Commit-Position: refs/heads/master@{#841181}

chrome/updater/mac/Info.plist

@@ -18,5 +18,10 @@
 	<string>1.0</string>
 	<key>LSUIElement</key>
 	<true/>
+  <key>NSAppTransportSecurity</key>
+  <dict>
+    <key>NSAllowsArbitraryLoads</key>
+    <true/>
+  </dict>
 </dict>
 </plist>

chrome/updater/test/integration_tests.cc

@@ -239,7 +239,7 @@ TEST_F(IntegrationTest, RegisterTestApp) {
 
 // TODO(crbug.com/1163524): Enable on Windows.
 // TODO(crbug.com/1163625): Failing on Mac 10.11.
-TEST_F(IntegrationTest, DISABLED_ReportsActive) {
+TEST_F(IntegrationTest, ReportsActive) {
   // A longer than usual timeout is needed for this test because the macOS
   // UpdateServiceInternal server takes at least 10 seconds to shut down after
   // Install, and RegisterApp cannot make progress until it shut downs and