Issue 11941013: Don't insert HDummyUses for control instructions

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i :	toggle intra-line diffs
e :	expand all comments
c :	collapse all comments
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n / p :	next / previous diff chunk or comment
N / P :	next / previous comment
<Up> / <Down> :	next / previous line

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j / k :	jump to patch after / before current patch
o / <Enter> :	open current patch in side-by-side view
i :	open current patch in unified diff view

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o / <Enter> :	open current issue