[turbofan] Remember source positions when creating graph from bytecode.

test/cctest/cctest.status

Index: test/cctest/cctest.status
diff --git a/test/cctest/cctest.status b/test/cctest/cctest.status
index 7bc1369aca9ad1414e8dea4392d8b46682532403..1bcd4accbe650f6026a55d7bf4ab1c128e325b77 100644
--- a/test/cctest/cctest.status
+++ b/test/cctest/cctest.status
@@ -394,10 +394,6 @@
 
 ##############################################################################
 ['variant == ignition_turbofan', {
-  # TODO(rmcilroy,4766): Requires BytecodeGraphBuilder to track source position
-  # on nodes (behind --turbo_source_positions flag).
-  'test-cpu-profiler/TickLinesOptimized': [FAIL],
-
   # TODO(rmcilroy,4680): Related to lack of code flushing. Check failed: !function->shared()->is_compiled() || function->IsOptimized().
   'test-heap/TestCodeFlushingPreAged': [FAIL],
   'test-heap/TestCodeFlushingIncrementalScavenge': [FAIL],