IMediaDrmService: remove makeCrypto method

This means ICrypto will always be local.

Bug: 134787536
Test: GtsMediaTestCases
Change-Id: Id148e825e23b326cf473e01c341f4d8f118ddba3
diff --git a/drm/libmediadrm/DrmUtils.cpp b/drm/libmediadrm/DrmUtils.cpp
index 5cfd7c0..dd30744 100644
--- a/drm/libmediadrm/DrmUtils.cpp
+++ b/drm/libmediadrm/DrmUtils.cpp
@@ -78,7 +78,10 @@
 }
 
 sp<ICrypto> MakeCrypto(status_t *pstatus) {
-    return MakeObject<ICrypto, CryptoHal>(pstatus);
+    if (pstatus) {
+        *pstatus = OK;
+    }
+    return new CryptoHal();
 }
 
 }  // namespace DrmUtils