Revert "Remove temporary workaround for generate_licenses."

This reverts commit eac63e7e026216b8e26ce875cd8a908372277794.

Reason for revert: The problem still arises in a flaky fashion.
See for instance https://ci.chromium.org/p/webrtc/builders/try/android_arm_rel/15429

Original change's description:
> Remove temporary workaround for generate_licenses.
> 
> Bug: webrtc:11105
> Change-Id: I6e9243237b79d2809b8ec95905498c0e7bfb1cb0
> Reviewed-on: https://webrtc-review.googlesource.com/c/src/+/160403
> Reviewed-by: Mirko Bonadei <mbonadei@webrtc.org>
> Commit-Queue: Yves Gerey <yvesg@google.com>
> Cr-Commit-Position: refs/heads/master@{#29892}

TBR=mbonadei@webrtc.org,yvesg@google.com,yvesg@webrtc.org

# Not skipping CQ checks because original CL landed > 1 day ago.

Bug: webrtc:11105
Change-Id: Ie5ffab243b364544e4b02034cb898ef32d922d5f
Reviewed-on: https://webrtc-review.googlesource.com/c/src/+/160980
Reviewed-by: Yves Gerey <yvesg@google.com>
Commit-Queue: Yves Gerey <yvesg@google.com>
Cr-Commit-Position: refs/heads/master@{#29940}
diff --git a/tools_webrtc/libs/generate_licenses.py b/tools_webrtc/libs/generate_licenses.py
index 8b3345e..2202188 100755
--- a/tools_webrtc/libs/generate_licenses.py
+++ b/tools_webrtc/libs/generate_licenses.py
@@ -69,6 +69,10 @@
     'fft4g': ['common_audio/third_party/fft4g/LICENSE'],
     'spl_sqrt_floor': ['common_audio/third_party/spl_sqrt_floor/LICENSE'],
 
+    # TODO(bugs.webrtc.org/1110): Remove this hack. This is not a lib.
+    # For some reason it is listed as so in _GetThirdPartyLibraries.
+    'android_deps': [],
+
     # Compile time dependencies, no license needed:
     'yasm': [],
     'ow2_asm': [],