perf(es/minifier): Remove pre-compress pass (#10932)

Author: bvanjoi

crates/swc_ecma_minifier/src/lib.rs

@@ -44,7 +44,6 @@ use swc_common::{comments::Comments, pass::Repeated, sync::Lrc, SourceMap, Synta
 use swc_ecma_ast::*;
 use swc_ecma_transforms_optimization::debug_assert_valid;
 use swc_ecma_usage_analyzer::marks::Marks;
-use swc_ecma_utils::ExprCtx;
 use swc_ecma_visit::VisitMutWith;
 use swc_timer::timer;
 
@@ -57,7 +56,6 @@ use crate::{
     pass::{
         global_defs, mangle_names::idents_to_preserve, mangle_props::mangle_properties,
         merge_exports::merge_exports, postcompress::postcompress_optimizer,
-        precompress::precompress_optimizer,
     },
     // program_data::ModuleInfo,
     timing::Timings,
@@ -124,18 +122,6 @@ pub fn optimize(
         }
     }
 
-    if let Some(_options) = &options.compress {
-        let _timer = timer!("precompress");
-
-        n.visit_mut_with(&mut precompress_optimizer(ExprCtx {
-            unresolved_ctxt: SyntaxContext::empty().apply_mark(marks.unresolved_mark),
-            is_unresolved_ref_safe: false,
-            in_strict: false,
-            remaining_depth: 6,
-        }));
-        debug_assert_valid(&n);
-    }
-
     if options.compress.is_some() {
         n.visit_mut_with(&mut info_marker(
             options.compress.as_ref(),

crates/swc_ecma_minifier/src/pass/mod.rs

@@ -3,4 +3,3 @@ pub mod mangle_names;
 pub mod mangle_props;
 pub mod merge_exports;
 pub mod postcompress;
-pub mod precompress;