Remove getIndexRange call from ValidateDrawRangeElements

src/libANGLE/validationES3.cpp

@@ -1489,17 +1489,6 @@ bool ValidateDrawRangeElements(Context *context,
         return true;
     }
 
-    // Note that resolving the index range is a bit slow. We should probably optimize this.
-    IndexRange indexRange;
-    ANGLE_VALIDATION_TRY(context->getState().getVertexArray()->getIndexRange(context, type, count,
-                                                                             indices, &indexRange));
-
-    if (indexRange.end > end || indexRange.start < start)
-    {
-        // GL spec says that behavior in this case is undefined - generating an error is fine.
-        context->validationError(GL_INVALID_OPERATION, kExceedsElementRange);
-        return false;
-    }
     return true;
 }