Fix small mistakes.

h2/mbc.py

@@ -87,7 +87,7 @@ def mbc_ch(points: Set[Point], flipper: callable, extra_prune=False, shuffle=Tru
         pr = {p for p in points if p.x >= med_x}
 
     # Shuffle
-    with Profiler("flipping constraints"):
+    with Profiler("building constraints"):
         constraints = [((flipper(-p.x), flipper(-1)), flipper(-p.y)) for p in points]
     if shuffle:
         with Profiler("shuffling constraints"):

h2/tmptest.py

@@ -103,8 +103,8 @@ def do_one_profile(num_points):
         #("gift_wrapper", rapper),
         ("quick_hull", quick_hull),
         ("mbc", mbc),
-        ("mbc2", mbc2),
         ("mbc_no_shuffle", mbc_no_shuffle),
+        ("mbc2", mbc2),
         ("mbc2_no_shuffle", mbc2_no_shuffle),
     ]
 
@@ -144,7 +144,7 @@ def plot_mbc(results, ax):
         "other",
         "finding median",
         "partitioning set",
-        "flipping constraints",
+        "building constraints",
         "solving LP",
         "finding bridge points",
         "pruning between line points",