chrome/browser/extensions/api/declarative/substring_set_matcher.cc - Issue 9844028: Implement rules removal for WebRequestRulesRegistry

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Unified Diff: chrome/browser/extensions/api/declarative/substring_set_matcher.cc

Issue 9844028: Implement rules removal for WebRequestRulesRegistry (Closed) Base URL: svn://svn.chromium.org/chrome/trunk/src

Patch Set: Addressed comments Created 8 years, 9 months ago

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Index: chrome/browser/extensions/api/declarative/substring_set_matcher.cc

diff --git a/chrome/browser/extensions/api/declarative/substring_set_matcher.cc b/chrome/browser/extensions/api/declarative/substring_set_matcher.cc

index 847fff9099a567b41cfb629f293d703c76c2b064..af03601a775c30bd217e86a14811bf00e7e113bd 100644

--- a/chrome/browser/extensions/api/declarative/substring_set_matcher.cc

+++ b/chrome/browser/extensions/api/declarative/substring_set_matcher.cc

@@ -92,6 +92,11 @@ bool SubstringSetMatcher::Match(const std::string& text,

return old_number_of_matches != matches->size();

}

+bool SubstringSetMatcher::IsEmpty() const {

+ // An empty tree consists of only the root node.

+ return patterns_.empty() && tree_.size() == 1u;

void SubstringSetMatcher::RebuildAhoCorasickTree() {

tree_.clear();