internal cleanup, check.

* remove duplicate operator, wasnt used.
* added check for duplicate types for CTest.

source/tests/bl_run_operators.py

@@ -137,7 +137,25 @@ def ctx_weightpaint():
     bpy.ops.object.mode_set(mode='WEIGHT_PAINT')
 
 
+def bpy_check_type_duplicates():
+    # non essential sanity check
+    bl_types = dir(bpy.types)
+    bl_types_unique = set(bl_types)
+    
+    if len(bl_types) != len(bl_types_unique):
+        print("Error, found duplicates in 'bpy.types'")
+        for t in sorted(bl_types_unique):
+            tot = bl_types.count(t)
+            if tot > 1:
+                print("    '%s', %d" % (t, tot))
+        import sys
+        sys.exit(1)
+
+
 def main():
+
+    bpy_check_type_duplicates()
+
     # bpy.ops.wm.read_factory_settings()
     import bpy
     operators = []