Revert "Define a tool and a static rule to calculate the hash of a directory"

This reverts commit bd7afdc2a15e776e9aff208577ab16fd693499f2.

Reason for revert: No longer needed

Change-Id: I71874f5426dcd20b3bacf04379fb3f897835a4d5

1 files changed, 0 insertions, 14 deletions

diff --git a/android/defs.go b/android/defs.go
index c4e3b995f..9f3fb1ee6 100644
--- a/android/defs.go
+++ b/android/defs.go
@@ -102,18 +102,6 @@ var (
 			Description: "concatenate files to $out",
 		})
 
-	// Calculates the hash of a directory and writes to a file.
-	// Note that the directory to calculate the hash is intentionally not listed as an input,
-	// to prevent adding directory as a ninja dependency. Thus, an implicit dependency to a file
-	// is required.
-	WriteDirectoryHash = pctx.AndroidStaticRule("WriteDirectoryHash",
-		blueprint.RuleParams{
-			Command:     "rm -f $out && ${calculateDirectoryHash} $dir $out",
-			CommandDeps: []string{"${calculateDirectoryHash}"},
-			Description: "Calculates the hash of a directory and writes to $out",
-		}, "dir",
-	)
-
 	// Used only when USE_GOMA=true is set, to restrict non-goma jobs to the local parallelism value
 	localPool = blueprint.NewBuiltinPool("local_pool")
 
@@ -130,6 +118,4 @@ func init() {
 	pctx.VariableFunc("RBEWrapper", func(ctx PackageVarContext) string {
 		return ctx.Config().RBEWrapper()
 	})
-
-	pctx.HostBinToolVariable("calculateDirectoryHash", "calculate_directory_hash")
 }