Revert "Make webrtc_fuzzer_main depend on webrtc_component in Chromium."
Revert "Make webrtc_fuzzer_main depend on webrtc_component in Chromium."

This reverts commit 2148e9a931ea1a8a2ac0bfffd56e12370f8bf18c.

Reason for revert: Breaks linux-libfuzzer-asan-rel,
https://ci.chromium.org/p/chromium/builders/try/linux-libfuzzer-asan-rel/326226. I will export symbols in this CL when relanding.

Original change's description:
> Make webrtc_fuzzer_main depend on webrtc_component in Chromium.
> 
> This is needed in order to land [1] and restrict visibility of some
> //third_party/webrtc_overrides targets.
> 
> [1] - https://chromium-review.googlesource.com/c/chromium/src/+/1930801
> 
> Bug: chromium:896154
> Change-Id: Ie71c44ee9a0203a85d77a1199acdcb8581dfb71b
> Reviewed-on: https://webrtc-review.googlesource.com/c/src/+/160308
> Reviewed-by: Karl Wiberg <kwiberg@webrtc.org>
> Commit-Queue: Mirko Bonadei <d2c43c210eae6feef04f53bae50885e8152edcca@webrtc.org>
> Cr-Commit-Position: refs/heads/master@{#29875}

TBR=d2c43c210eae6feef04f53bae50885e8152edcca@webrtc.org,kwiberg@webrtc.org

Change-Id: I1000e90e687d01c29a9ec4a3c8ded646b97fcaab
No-Presubmit: true
No-Tree-Checks: true
No-Try: true
Bug: chromium:896154
Reviewed-on: https://webrtc-review.googlesource.com/c/src/+/160400
Reviewed-by: Mirko Bonadei <d2c43c210eae6feef04f53bae50885e8152edcca@webrtc.org>
Commit-Queue: Mirko Bonadei <d2c43c210eae6feef04f53bae50885e8152edcca@webrtc.org>
Cr-Commit-Position: 972c6d2dc6dd5efdad1377c0d224e03eb8f276f7@{#29885}

TimothyGu/libilbc,ShiftMediaProject/libilbc,TimothyGu/libilbc,ShiftMediaProject/libilbc,TimothyGu/libilbc,TimothyGu/libilbc,ShiftMediaProject/libilbc,ShiftMediaProject/libilbc,TimothyGu/libilbc,ShiftMediaProject/libilbc