Revert "Autogenerate a vendor/ partition"

This reverts commit 46c98d9fff564b6f5ae4bcf53ab8366ecc95caee.

Reason for revert: Droidmonitor created revert due to b/374835150. Will be verifying through ABTD before submission.

Change-Id: Icaab7e477148ef967078b2270ec45e03e0e0c81a
diff --git a/fsgen/filesystem_creator.go b/fsgen/filesystem_creator.go
index ffc3802..f81589f 100644
--- a/fsgen/filesystem_creator.go
+++ b/fsgen/filesystem_creator.go
@@ -101,9 +101,6 @@
 		if ctx.DeviceConfig().SystemExtPath() == "system_ext" {
 			generatedPartitions = append(generatedPartitions, "system_ext")
 		}
-		if ctx.DeviceConfig().VendorPath() == "vendor" {
-			generatedPartitions = append(generatedPartitions, "vendor")
-		}
 
 		return &FsGenState{
 			depCandidates: candidates,
@@ -331,7 +328,7 @@
 		Name: proptools.StringPtr(generatedModuleName(ctx.Config(), "device")),
 	}
 
-	// Currently, only a select set of partitions like system, system_ext is created.
+	// Currently, only the system and system_ext partition module is created.
 	partitionProps := &filesystem.PartitionNameProperties{}
 	if android.InList("system", f.properties.Generated_partition_types) {
 		partitionProps.System_partition_name = proptools.StringPtr(generatedModuleNameForPartition(ctx.Config(), "system"))
@@ -339,9 +336,6 @@
 	if android.InList("system_ext", f.properties.Generated_partition_types) {
 		partitionProps.System_ext_partition_name = proptools.StringPtr(generatedModuleNameForPartition(ctx.Config(), "system_ext"))
 	}
-	if android.InList("vendor", f.properties.Generated_partition_types) {
-		partitionProps.Vendor_partition_name = proptools.StringPtr(generatedModuleNameForPartition(ctx.Config(), "vendor"))
-	}
 
 	ctx.CreateModule(filesystem.AndroidDeviceFactory, baseProps, partitionProps)
 }