Remove sort_bss_symbols_by_size.

Its only use was removed in aosp/1717013.

Bug: 187928080
Test: Presubmits.
Change-Id: If6acbfe8ba21ec4dc34166768ba1bde3bb78123c

cc/linker.go

@@ -594,28 +594,3 @@ func (linker *baseLinker) injectVersionSymbol(ctx ModuleContext, in android.Path
 		},
 	})
 }
-
-// Rule to generate .bss symbol ordering file.
-
-var (
-	_                   = pctx.SourcePathVariable("genSortedBssSymbolsPath", "build/soong/scripts/gen_sorted_bss_symbols.sh")
-	genSortedBssSymbols = pctx.AndroidStaticRule("gen_sorted_bss_symbols",
-		blueprint.RuleParams{
-			Command:     "CLANG_BIN=${clangBin} $genSortedBssSymbolsPath ${in} ${out}",
-			CommandDeps: []string{"$genSortedBssSymbolsPath", "${clangBin}/llvm-nm"},
-		},
-		"clangBin")
-)
-
-func (linker *baseLinker) sortBssSymbolsBySize(ctx ModuleContext, in android.Path, symbolOrderingFile android.ModuleOutPath, flags builderFlags) string {
-	ctx.Build(pctx, android.BuildParams{
-		Rule:        genSortedBssSymbols,
-		Description: "generate bss symbol order " + symbolOrderingFile.Base(),
-		Output:      symbolOrderingFile,
-		Input:       in,
-		Args: map[string]string{
-			"clangBin": "${config.ClangBin}",
-		},
-	})
-	return "-Wl,--symbol-ordering-file," + symbolOrderingFile.String()
-}