[GPU] Remove marks cleanup after each pass (#12975)

src/plugins/intel_gpu/src/graph/graph_optimizer/trim_to_outputs.cpp

@@ -58,4 +58,8 @@ void trim_to_outputs::run(program& p) {
             to_rem.push_back(node);
     }
     p.remove_nodes(to_rem);
+
+    for (auto& node : p.get_processing_order()) {
+        node->unmark();
+    }
 }

src/plugins/intel_gpu/src/graph/include/pass_manager.h

@@ -31,11 +31,6 @@ public:
     explicit base_pass(const std::string& pass_name) : name(pass_name) {}
     virtual void run(program& p) = 0;
     std::string get_name() { return name; }
-    void clean_marks(program& p) {
-        for (auto& node : p.get_processing_order()) {
-            node->unmark();
-        }
-    }
 
 private:
     const std::string name;

src/plugins/intel_gpu/src/graph/include/program_node.h

@@ -266,8 +266,6 @@ public:
     }
     void unmark() { user_mark = 0; }
     bool is_marked() const { return user_mark != 0; }
-    bool is_marked(uint8_t val) const { return user_mark == val; }
-    uint8_t get_user_mark() const { return user_mark; }
 
     void add_fused_activation(activation_func activation_func,
                               activation_additional_params additional_params) {

src/plugins/intel_gpu/src/graph/pass_manager.cpp

@@ -69,6 +69,5 @@ void pass_manager::run(program& p, base_pass& pass) {
         dump_file_name += "0";
     dump_file_name += std::to_string(pass_count) + "_" + pass.get_name();
     p.dump_program(dump_file_name.c_str(), true);
-    pass.clean_marks(p);
     pass_count++;
 }