Tweak UnsatisfiedLinkError

Change this:

  java.lang.UnsatisfiedLinkError: getSuperclass

to this:

  java.lang.UnsatisfiedLinkError: Native method not found:
    java.lang.Class.getSuperclass:()Ljava/lang/Class;

Change-Id: I23bd4350caf743ad9ba3524da0a10107c63af56a
diff --git a/vm/Native.cpp b/vm/Native.cpp
index 6ccd1ea..be719a7 100644
--- a/vm/Native.cpp
+++ b/vm/Native.cpp
@@ -118,12 +118,12 @@
 
     IF_ALOGW() {
         char* desc = dexProtoCopyMethodDescriptor(&method->prototype);
-        ALOGW("No implementation found for native %s.%s %s",
+        ALOGW("No implementation found for native %s.%s:%s",
             clazz->descriptor, method->name, desc);
         free(desc);
     }
 
-    dvmThrowUnsatisfiedLinkError(method->name);
+    dvmThrowUnsatisfiedLinkError("Native method not found", method);
 }