Changes to the matrix and debug classes to make some tests pass.

I'm not super happy about making LOG_INFO a noop, but I don't know the general
solution off hand.

In any case, MatrixUtilTestCase and MaskUtilTestCase both pass now.


git-svn-id: https://zxing.googlecode.com/svn/trunk@729 59b500cc-1b3d-0410-9834-0bbf25fbcc57

core/src/com/google/zxing/qrcode/encoder/Debug.java

@@ -31,7 +31,11 @@ public class Debug {
   }
 
   public static void LOG_INFO(String message) {
-    throw new RuntimeException(message);
+    // Chris M -- throwing RuntimeException in an INFO function seems terribly
+    // strange and violates my assumptions about logging information. Even
+    // ERROR is borderline since it's effectively going to go unchecked by most
+    // callers. There has to be a more general way to do this.
+    // throw new RuntimeException(message);
   }
 
   public static void DCHECK(boolean condition) {

core/src/com/google/zxing/qrcode/encoder/MatrixUtil.java

@@ -291,7 +291,7 @@ public final class MatrixUtil {
   public static int FindMSBSet(int value) {
     int num_digits = 0;
     while (value != 0) {
-      value >>= 1;
+      value >>>= 1;
       ++num_digits;
     }
     return num_digits;