Removing port, chan and task shapes.

Author: Eric Holk

src/comp/middle/shape.rs

@@ -60,9 +60,6 @@ const shape_evec : u8 = 10u8;
 const shape_ivec : u8 = 11u8;
 const shape_tag : u8 = 12u8;
 const shape_box : u8 = 13u8;
-const shape_port : u8 = 14u8;
-const shape_chan : u8 = 15u8;
-const shape_task : u8 = 16u8;
 const shape_struct : u8 = 17u8;
 const shape_fn : u8 = 18u8;
 const shape_obj : u8 = 19u8;

src/rt/rust_shape.cpp

@@ -53,9 +53,6 @@ const uint8_t SHAPE_EVEC = 10u;
 const uint8_t SHAPE_IVEC = 11u;
 const uint8_t SHAPE_TAG = 12u;
 const uint8_t SHAPE_BOX = 13u;
-const uint8_t SHAPE_PORT = 14u;
-const uint8_t SHAPE_CHAN = 15u;
-const uint8_t SHAPE_TASK = 16u;
 const uint8_t SHAPE_STRUCT = 17u;
 const uint8_t SHAPE_FN = 18u;
 const uint8_t SHAPE_OBJ = 19u;
@@ -423,9 +420,6 @@ ctxt<T>::walk(bool align) {
     case SHAPE_IVEC:    walk_ivec(align);       break;
     case SHAPE_TAG:     walk_tag(align);        break;
     case SHAPE_BOX:     walk_box(align);        break;
-    case SHAPE_PORT:    WALK_SIMPLE(walk_port); break;
-    case SHAPE_CHAN:    WALK_SIMPLE(walk_chan); break;
-    case SHAPE_TASK:    WALK_SIMPLE(walk_task); break;
     case SHAPE_STRUCT:  walk_struct(align);     break;
     case SHAPE_FN:      WALK_SIMPLE(walk_fn);   break;
     case SHAPE_OBJ:     WALK_SIMPLE(walk_obj);  break;