AVFoundation video capture: blacklisting micro fix

Where it reads = it should read |= so it keep the blacklisting mark.

TBR=tommi@chromium.org

BUG=347371

Review URL: https://codereview.chromium.org/398093002

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@283736 0039d316-1c4b-4281-b951-d872f2087c98

media/video/capture/mac/video_capture_device_factory_mac.mm

@@ -118,7 +118,7 @@ void VideoCaptureDeviceFactoryMac::GetDeviceNames(
           device_transport_type);
       device_names->push_back(name);
       for (size_t i = 0; i < arraysize(kBlacklistedCameras); ++i) {
-        is_any_device_blacklisted = EndsWith(name.id(),
+        is_any_device_blacklisted |= EndsWith(name.id(),
             kBlacklistedCameras[i].unique_id_signature, false);
         if (is_any_device_blacklisted)
           break;