[2.3][DependencyInjection] Allow frozen containers to be dumped to graphviz#7010
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igorw wants to merge 1 commit intosymfony:masterfrom
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[2.3][DependencyInjection] Allow frozen containers to be dumped to graphviz#7010igorw wants to merge 1 commit intosymfony:masterfrom
igorw wants to merge 1 commit intosymfony:masterfrom