Add Dell E7440 webcam to MediaFoundation blacklist

The VID:PID for the camera is 1bcf:2985
It has been reported to not work correctly on HD mode.
Suspect of advertising video modes that are actually unsupported.

Bug: 1007317
Change-Id: Ic0d83881f869169dd29297fbd6e9c233ea28b429
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/1824896
Auto-Submit: Guido Urdaneta <guidou@chromium.org>
Reviewed-by: Armando Miraglia <armax@chromium.org>
Commit-Queue: Guido Urdaneta <guidou@chromium.org>
Cr-Commit-Position: refs/heads/master@{#699782}

media/capture/video/win/video_capture_device_factory_win.cc

@@ -88,6 +88,8 @@ const char* const kModelIdsBlacklistedForMediaFoundation[] = {
     "1943:2253",
     // Dell E5440
     "0c45:64d0", "0c45:64d2",
+    // Dell E7440
+    "1bcf:2985",
     // Lenovo Thinkpad Model 20CG0006FMZ front and rear cameras, see
     // also https://crbug.com/924528
     "04ca:7047", "04ca:7048",