Adb: use VLOG() to replace D() for verbose logging.

As there are too many D(), we can keep both VLOG() and D() now, and get
rid of D() gradually.

Change-Id: I2f1cb70bcab3e82c99fed939341d03f6b2216076
diff --git a/adb_auth_host.cpp b/adb_auth_host.cpp
index 749fec2..7b314c3 100644
--- a/adb_auth_host.cpp
+++ b/adb_auth_host.cpp
@@ -14,7 +14,7 @@
  * limitations under the License.
  */
 
-#define TRACE_TAG TRACE_AUTH
+#define TRACE_TAG AUTH
 
 #include "sysdeps.h"
 #include "adb_auth.h"
@@ -452,7 +452,6 @@
 }
 
 int adb_auth_keygen(const char* filename) {
-    adb_trace_mask |= (1 << TRACE_AUTH);
     return (generate_key(filename) == 0);
 }