Flag off abidw tasks.

Bug: http://b/277624006
Test: treehugger
Change-Id: I706a4da2d95ac51ad9fc600b3e4e52967b502c2c
diff --git a/cc/ndk_library.go b/cc/ndk_library.go
index a824361..f8a3559 100644
--- a/cc/ndk_library.go
+++ b/cc/ndk_library.go
@@ -342,7 +342,14 @@
 	if android.InList("hwaddress", config.SanitizeDevice()) {
 		return false
 	}
-	return true
+	// http://b/156513478
+	// http://b/277624006
+	// This step is expensive. We're not able to do anything with the outputs of
+	// this step yet (canDiffAbi is flagged off because libabigail isn't able to
+	// handle all our libraries), disable it. There's no sense in protecting
+	// against checking in code that breaks abidw since by the time any of this
+	// can be turned on we'll need to migrate to STG anyway.
+	return false
 }
 
 // Feature flag to disable diffing against prebuilts.