8184732: Deadlock detection improvements for 'special' locks

Assert that special ranked locks cannot safepoint and allow_vm_block and remove locks from the exceptional lock list in no_safepoint_verifier.

Reviewed-by: dholmes, eosterlund

test/lib/sun/hotspot/WhiteBox.java

@@ -511,6 +511,7 @@ public class WhiteBox {
 
   // Safepoint Checking
   public native void assertMatchingSafepointCalls(boolean mutexSafepointValue, boolean attemptedNoSafepointValue);
+  public native void assertSpecialLock(boolean allowVMBlock, boolean safepointCheck);
 
   // Sharing & archiving
   public native String  getDefaultArchivePath();