Code cleanups

client/mysqlbinlog.cc:
  Ensure that errors are returned to upper levels instead of just doing 'exit/die' in sub function.
sql/handler.h:
  Indentation cleanup
sql/sql_insert.cc:
  Indentation cleanup

sql/handler.h

@@ -319,8 +319,9 @@ public:
   virtual void append_create_info(String *packet) {}
   virtual char* get_foreign_key_create_info()
   { return(NULL);}  /* gets foreign key create string from InnoDB */
-  virtual uint referenced_by_foreign_key() { return 0;} /* used in REPLACE;
-		    is > 0 if table is referred by a FOREIGN KEY */
+
+  /* used in REPLACE; is > 0 if table is referred by a FOREIGN KEY */
+  virtual uint referenced_by_foreign_key() { return 0;}
   virtual void init_table_handle_for_HANDLER()
   { return; }       /* prepare InnoDB for HANDLER */  
   virtual void free_foreign_key_create_info(char* str) {} 

sql/sql_insert.cc

@@ -438,7 +438,8 @@ int write_record(TABLE *table,COPY_INFO *info)
 	key_copy((byte*) key,table,key_nr,0);
 	if ((error=(table->file->index_read_idx(table->record[1],key_nr,
 						(byte*) key,
-						table->key_info[key_nr].key_length,
+						table->key_info[key_nr].
+						key_length,
 						HA_READ_KEY_EXACT))))
 	  goto err;
       }
@@ -449,8 +450,8 @@ int write_record(TABLE *table,COPY_INFO *info)
 	UPDATE.
       */
 
-      if (last_uniq_key(table,key_nr)
-	  && !table->file->referenced_by_foreign_key())
+      if (last_uniq_key(table,key_nr) &&
+	  !table->file->referenced_by_foreign_key())
       {
 	if ((error=table->file->update_row(table->record[1],table->record[0])))
 	  goto err;