fix build error for ccls build

src/sql/executor/ob_remote_executor_processor.h

@@ -14,12 +14,13 @@
 #define OBDEV_SRC_SQL_EXECUTOR_OB_REMOTE_EXECUTOR_PROCESSOR_H_
 #include "sql/executor/ob_executor_rpc_processor.h"
 #include "sql/plan_cache/ob_cache_object_factory.h"
+
+namespace oceanbase
+{
 namespace observer
 {
 struct ObGlobalContext;
 }
-namespace oceanbase
-{
 namespace sql
 {
 template <typename T>

src/sql/executor/ob_task_info.cpp

@@ -19,6 +19,10 @@
 using namespace oceanbase::common;
 using namespace oceanbase::sql;
 
+namespace oceanbase
+{
+namespace sql
+{
 ObTaskInfo::ObTaskInfo(common::ObIAllocator &allocator)
   : range_location_(allocator),
     task_split_type_(ObTaskSpliter::INVALID_SPLIT),
@@ -88,3 +92,5 @@ int ObTaskInfo::ObRangeLocation::assign(const ObTaskInfo::ObRangeLocation &range
   return ret;
 }
 
+}
+}