Fix more CPPLint errors (#10069)

paddle/fluid/operators/channel_recv_op.cc

@@ -29,10 +29,10 @@ namespace paddle {
 namespace operators {
 
 void SetReceiveStatus(const platform::Place &dev_place,
-                      framework::Variable &status_var, bool status) {
+                      framework::Variable *status_var, bool status) {
   auto cpu = platform::CPUPlace();
   auto status_tensor =
-      status_var.GetMutable<framework::LoDTensor>()->mutable_data<bool>({1},
+      status_var->GetMutable<framework::LoDTensor>()->mutable_data<bool>({1},
                                                                          cpu);
   status_tensor[0] = status;
 }
@@ -66,7 +66,7 @@ class ChannelRecvOp : public framework::OperatorBase {
     bool ok = concurrency::ChannelReceive(ch, output_var);
 
     // Set the status output of the `ChannelReceive` call.
-    SetReceiveStatus(dev_place, *scope.FindVar(Output(Status)), ok);
+    SetReceiveStatus(dev_place, scope.FindVar(Output(Status)), ok);
   }
 };
 

paddle/fluid/operators/conditional_block_op.cc

@@ -47,7 +47,7 @@ class ConditionalOp : public framework::OperatorBase {
     if (!(ips.size() == 1UL && ips[0]->IsInitialized())) {
       PADDLE_THROW("should have one initialized input as condition");
     }
-    if (!(ips[0]->type().hash_code() == typeid(bool).hash_code() &&
+    if (!(ips[0]->type().hash_code() == typeid(bool).hash_code() &&  // NOLINT
           ips[0]->numel() == 1)) {
       PADDLE_THROW(
           "condition input's data type should be bool, "

paddle/fluid/operators/expand_op.cc

@@ -15,8 +15,6 @@ limitations under the License. */
 #include "paddle/fluid/operators/expand_op.h"
 #include <vector>
 
-#include <vector>
-
 namespace paddle {
 namespace operators {
 

paddle/fluid/operators/go_op.cc

@@ -12,7 +12,7 @@ WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 See the License for the specific language governing permissions and
 limitations under the License. */
 
-#include <thread>
+#include <thread>  // NOLINT
 #include <vector>
 #include "paddle/fluid/framework/executor.h"
 #include "paddle/fluid/framework/lod_tensor.h"

paddle/fluid/operators/increment_op.cc

@@ -13,6 +13,7 @@
 // limitations under the License.
 
 #include "paddle/fluid/operators/increment_op.h"
+#include <string>
 
 namespace paddle {
 namespace operators {