Checkpoint         56 Source/core/html/parser/BackgroundHTMLInputStream.h     struct Checkpoint {
Checkpoint         58 Source/core/html/parser/BackgroundHTMLParser.h     struct Checkpoint {
Checkpoint         76 Source/core/html/parser/HTMLPreloadScanner.h     struct Checkpoint {
Checkpoint        124 Source/core/html/parser/HTMLTokenizer.h     struct Checkpoint {