Convert CTR53-CPP to the new dataflow library

Author: jketema

cpp/cert/src/rules/CTR53-CPP/UseValidIteratorRanges.ql

@@ -19,7 +19,7 @@
 import cpp
 import codingstandards.cpp.cert
 import codingstandards.cpp.Iterators
-import semmle.code.cpp.dataflow.DataFlow
+import semmle.code.cpp.dataflow.new.DataFlow
 
 predicate startEndArgumentsDoNotPointToTheSameContainer(
   IteratorRangeFunctionCall fc, Expr arg, string reason

cpp/cert/test/rules/CTR53-CPP/UseValidIteratorRanges.expected

@@ -1,9 +1,3 @@
-WARNING: module 'DataFlow' has been deprecated and may be removed in future (UseValidIteratorRanges.ql:29,5-13)
-WARNING: module 'DataFlow' has been deprecated and may be removed in future (UseValidIteratorRanges.ql:29,25-33)
-WARNING: module 'DataFlow' has been deprecated and may be removed in future (UseValidIteratorRanges.ql:30,7-15)
-WARNING: module 'DataFlow' has been deprecated and may be removed in future (UseValidIteratorRanges.ql:36,5-13)
-WARNING: module 'DataFlow' has been deprecated and may be removed in future (UseValidIteratorRanges.ql:36,25-33)
-WARNING: module 'DataFlow' has been deprecated and may be removed in future (UseValidIteratorRanges.ql:37,7-15)
 | test.cpp:7:3:7:15 | call to for_each | The $@ of iterator range function does not point to the end of an iterator. | test.cpp:7:28:7:32 | call to begin | argument |
 | test.cpp:7:3:7:15 | call to for_each | The $@ of iterator range function does not point to the start of an iterator. | test.cpp:7:19:7:21 | call to end | argument |
 | test.cpp:8:3:8:15 | call to for_each | The $@ of iterator range function does not point to the end of an iterator. | test.cpp:8:30:8:34 | call to begin | argument |