Fix for bug#8156:information_schema and lowercase_table3 fail on OSX

Can't repeat information_schema test failure
Fix for lowercase_table3 only

mysql-test/r/lowercase_table3.result

@@ -6,5 +6,5 @@ drop table t1;
 flush tables;
 CREATE TABLE t1 (a int) ENGINE=INNODB;
 SELECT * from T1;
-ERROR HY000: Can't open file: 'T1.ibd' (errno: 1)
+ERROR 42S02: Table 'test.T1' doesn't exist
 drop table t1;

mysql-test/t/lowercase_table3.test

@@ -32,6 +32,6 @@ flush tables;
 #
 
 CREATE TABLE t1 (a int) ENGINE=INNODB;
---error 1016
+--error 1146
 SELECT * from T1;
 drop table t1;

sql/ha_innodb.cc

@@ -1861,7 +1861,7 @@ ha_innobase::open(
     		my_free((char*) upd_buff, MYF(0));
     		my_errno = ENOENT;
 
-    		DBUG_RETURN(1);
+    		DBUG_RETURN(HA_ERR_NO_SUCH_TABLE);
   	}
 
  	if (ib_table->ibd_file_missing && !thd->tablespace_op) {
@@ -1878,7 +1878,7 @@ ha_innobase::open(
     		my_free((char*) upd_buff, MYF(0));
     		my_errno = ENOENT;
 
-    		DBUG_RETURN(1);
+    		DBUG_RETURN(HA_ERR_NO_SUCH_TABLE);
   	}
 
 	innobase_prebuilt = row_create_prebuilt(ib_table);