Drop skip_move_check_fns query.

[cjgillot]

Looking at the header of the impl block for each method can be just as fast.

[cjgillot]

@bors try @rust-timer queue

[rust-bors]

☀️ Try build successful (CI)
Build commit: 1234190 (1234190e7ab2e1d71a7d787f17da84257912b678, parent: e1ff77d89857bfbf7ce8eefe09b450a7ed5c67ca)

[rust-timer]

Finished benchmarking commit (1234190): comparison URL.

Overall result: ✅ improvements - no action needed

Benchmarking means the PR may be perf-sensitive. Consider adding rollup=never if this change is not fit for rolling up.

@rustbot label: -S-waiting-on-perf -perf-regression

Instruction count

Our most reliable metric. Used to determine the overall result above. However, even this metric can be noisy.

	mean	range	count
Regressions ❌ (primary)	-	-	0
Regressions ❌ (secondary)	-	-	0
Improvements ✅ (primary)	-	-	0
Improvements ✅ (secondary)	-1.4%	[-1.4%, -1.4%]	1
All ❌✅ (primary)	-	-	0

Max RSS (memory usage)

Results (primary 3.6%, secondary 5.9%)

A less reliable metric. May be of interest, but not used to determine the overall result above.

	mean	range	count
Regressions ❌ (primary)	3.6%	[3.6%, 3.6%]	1
Regressions ❌ (secondary)	5.9%	[5.9%, 5.9%]	1
Improvements ✅ (primary)	-	-	0
Improvements ✅ (secondary)	-	-	0
All ❌✅ (primary)	3.6%	[3.6%, 3.6%]	1

Cycles

Results (primary 2.6%, secondary -8.5%)

A less reliable metric. May be of interest, but not used to determine the overall result above.

	mean	range	count
Regressions ❌ (primary)	2.6%	[2.6%, 2.6%]	1
Regressions ❌ (secondary)	-	-	0
Improvements ✅ (primary)	-	-	0
Improvements ✅ (secondary)	-8.5%	[-11.1%, -6.5%]	3
All ❌✅ (primary)	2.6%	[2.6%, 2.6%]	1

Binary size

This perf run didn't have relevant results for this metric.

Bootstrap: 511.791s -> 511.079s (-0.14%)
Artifact size: 400.68 MiB -> 400.67 MiB (-0.00%)

[rustbot]

r? @oli-obk

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Why was this reviewer chosen?

The reviewer was selected based on:

• Owners of files modified in this PR: compiler
• compiler expanded to 73 candidates
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