Move toc.sh to use LLVM binutils

Test: build
Change-Id: Ib965b6ea3fba6ae007135ac7e167cc50f0f6e3de
diff --git a/cc/builder.go b/cc/builder.go
index 4771b89..8c9743f 100644
--- a/cc/builder.go
+++ b/cc/builder.go
@@ -182,11 +182,11 @@
 		blueprint.RuleParams{
 			Depfile:     "${out}.d",
 			Deps:        blueprint.DepsGCC,
-			Command:     "CROSS_COMPILE=$crossCompile $tocPath $format -i ${in} -o ${out} -d ${out}.d",
+			Command:     "CLANG_BIN=$clangBin $tocPath $format -i ${in} -o ${out} -d ${out}.d",
 			CommandDeps: []string{"$tocPath"},
 			Restat:      true,
 		},
-		"crossCompile", "format")
+		"clangBin", "format")
 
 	// Rule for invoking clang-tidy (a clang-based linter).
 	clangTidy, clangTidyRE = pctx.RemoteStaticRules("clangTidy",
@@ -918,16 +918,12 @@
 	outputFile android.WritablePath, flags builderFlags) {
 
 	var format string
-	var crossCompile string
 	if ctx.Darwin() {
 		format = "--macho"
-		crossCompile = "${config.MacToolPath}"
 	} else if ctx.Windows() {
 		format = "--pe"
-		crossCompile = gccCmd(flags.toolchain, "")
 	} else {
 		format = "--elf"
-		crossCompile = gccCmd(flags.toolchain, "")
 	}
 
 	ctx.Build(pctx, android.BuildParams{
@@ -936,8 +932,8 @@
 		Output:      outputFile,
 		Input:       inputFile,
 		Args: map[string]string{
-			"crossCompile": crossCompile,
-			"format":       format,
+			"clangBin": "${config.ClangBin}",
+			"format":   format,
 		},
 	})
 }