ASSERT_RESULT    5468 src/jsregexp.cc     ASSERT_RESULT(tree()->Insert(current.from(), &loc));
ASSERT_RESULT    5494 src/jsregexp.cc       ASSERT_RESULT(tree()->Insert(right.from(), &loc));
ASSERT_RESULT    5510 src/jsregexp.cc         ASSERT_RESULT(tree()->Insert(current.from(), &ins));
ASSERT_RESULT    5521 src/jsregexp.cc         ASSERT_RESULT(tree()->Insert(current.to() + 1, &ins));
ASSERT_RESULT    5541 src/jsregexp.cc       ASSERT_RESULT(tree()->Insert(current.from(), &ins));