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This reverts commit a77029c4.

Reason for revert: Build failed because it is missing java during closure compilation step on windows bot: 
https://ci.chromium.org/buildbot/chromium/Win/64904 

Original change's description:
> [Closure GN] Convert MD Bookmarks Closure Compilation to GN
> 
> Bug: 632206
> Cq-Include-Trybots: master.tryserver.chromium.linux:closure_compilation
> Change-Id: I05b1348c408965811a2b557bc2a1cb2ee7850096
> Reviewed-on: https://chromium-review.googlesource.com/954822
> Commit-Queue: calamity <calamity@chromium.org>
> Reviewed-by: Demetrios Papadopoulos <dpapad@chromium.org>
> Reviewed-by: Dirk Pranke <dpranke@chromium.org>
> Cr-Commit-Position: refs/heads/master@{#542749}

TBR=calamity@chromium.org,dpranke@chromium.org,dpapad@chromium.org

Change-Id: I9f52c5010125781f35a08d3fa0743362c788706a
No-Presubmit: true
No-Tree-Checks: true
No-Try: true
Bug: 632206
Cq-Include-Trybots: master.tryserver.chromium.linux:closure_compilation
Reviewed-on: https://chromium-review.googlesource.com/960141Reviewed-by: Christian Dullweber <dullweber@chromium.org>
Commit-Queue: Christian Dullweber <dullweber@chromium.org>
Cr-Commit-Position: refs/heads/master@{#542755}