Revert "Delete SyspropMutator"

This reverts commit 2db49e32695470be11a3d12b10890aa39700dbb2.

Reason for revert: Break aosp build on git_tm-dev-plus-aosp and downstream branches

Change-Id: I0a86bf5e1e1f2ddf71308250f9110a9608ac2d8d
Bug: 246355583
diff --git a/sysprop/sysprop_library.go b/sysprop/sysprop_library.go
index 409bca4..a29d4c3 100644
--- a/sysprop/sysprop_library.go
+++ b/sysprop/sysprop_library.go
@@ -363,10 +363,7 @@
 // sysprop_library creates schematized APIs from sysprop description files (.sysprop).
 // Both Java and C++ modules can link against sysprop_library, and API stability check
 // against latest APIs (see build/soong/scripts/freeze-sysprop-api-files.sh)
-// is performed. Note that the generated C++ module has its name prefixed with
-// `lib`, and it is this module that should be depended on from other C++
-// modules; i.e., if the sysprop_library module is named `foo`, C++ modules
-// should depend on `libfoo`.
+// is performed.
 func syspropLibraryFactory() android.Module {
 	m := &syspropLibrary{}
 
diff --git a/sysprop/sysprop_test.go b/sysprop/sysprop_test.go
index 80b86e0..88ef615 100644
--- a/sysprop/sysprop_test.go
+++ b/sysprop/sysprop_test.go
@@ -209,32 +209,32 @@
 		cc_library {
 			name: "cc-client-platform",
 			srcs: ["d.cpp"],
-			static_libs: ["libsysprop-platform"],
+			static_libs: ["sysprop-platform"],
 		}
 
 		cc_library_static {
 			name: "cc-client-platform-static",
 			srcs: ["d.cpp"],
-			whole_static_libs: ["libsysprop-platform"],
+			whole_static_libs: ["sysprop-platform"],
 		}
 
 		cc_library {
 			name: "cc-client-product",
 			srcs: ["d.cpp"],
 			product_specific: true,
-			static_libs: ["libsysprop-platform-on-product", "libsysprop-vendor-on-product"],
+			static_libs: ["sysprop-platform-on-product", "sysprop-vendor-on-product"],
 		}
 
 		cc_library {
 			name: "cc-client-vendor",
 			srcs: ["d.cpp"],
 			soc_specific: true,
-			static_libs: ["libsysprop-platform", "libsysprop-vendor"],
+			static_libs: ["sysprop-platform", "sysprop-vendor"],
 		}
 
 		cc_binary_host {
 			name: "hostbin",
-			static_libs: ["libsysprop-platform"],
+			static_libs: ["sysprop-platform"],
 		}
 	`)