Index: Source/core/rendering/FastTextAutosizer.cpp |
diff --git a/Source/core/rendering/FastTextAutosizer.cpp b/Source/core/rendering/FastTextAutosizer.cpp |
index bd0810acda0e91a23b4cad15404c8a0c8b1f1cbf..4344046b8a8ae9f31010c1d7e4dae442607006aa 100644 |
--- a/Source/core/rendering/FastTextAutosizer.cpp |
+++ b/Source/core/rendering/FastTextAutosizer.cpp |
@@ -659,9 +659,31 @@ FastTextAutosizer::Cluster* FastTextAutosizer::currentCluster() const |
return m_clusterStack.last().get(); |
} |
+#ifndef NDEBUG |
+void FastTextAutosizer::FingerprintMapper::assertMapsAreConsistent() |
+{ |
+ // For each fingerprint -> block mapping in m_blocksForFingerprint we should have an associated |
+ // map from block -> fingerprint in m_fingerprints. |
+ ReverseFingerprintMap::iterator end = m_blocksForFingerprint.end(); |
+ for (ReverseFingerprintMap::iterator fingerprintIt = m_blocksForFingerprint.begin(); fingerprintIt != end; ++fingerprintIt) { |
+ Fingerprint fingerprint = fingerprintIt->key; |
+ BlockSet* blocks = fingerprintIt->value.get(); |
+ for (BlockSet::iterator blockIt = blocks->begin(); blockIt != blocks->end(); ++blockIt) { |
+ const RenderBlock* block = (*blockIt); |
+ ASSERT(m_fingerprints.get(block) == fingerprint); |
+ } |
+ } |
+} |
+#endif |
+ |
void FastTextAutosizer::FingerprintMapper::add(const RenderObject* renderer, Fingerprint fingerprint) |
{ |
+ remove(renderer); |
+ |
m_fingerprints.set(renderer, fingerprint); |
+#ifndef NDEBUG |
+ assertMapsAreConsistent(); |
+#endif |
} |
void FastTextAutosizer::FingerprintMapper::addTentativeClusterRoot(const RenderBlock* block, Fingerprint fingerprint) |
@@ -672,6 +694,9 @@ void FastTextAutosizer::FingerprintMapper::addTentativeClusterRoot(const RenderB |
if (addResult.isNewEntry) |
addResult.storedValue->value = adoptPtr(new BlockSet); |
addResult.storedValue->value->add(block); |
+#ifndef NDEBUG |
+ assertMapsAreConsistent(); |
+#endif |
} |
void FastTextAutosizer::FingerprintMapper::remove(const RenderObject* renderer) |
@@ -688,6 +713,9 @@ void FastTextAutosizer::FingerprintMapper::remove(const RenderObject* renderer) |
blocks.remove(toRenderBlock(renderer)); |
if (blocks.isEmpty()) |
m_blocksForFingerprint.remove(blocksIter); |
+#ifndef NDEBUG |
+ assertMapsAreConsistent(); |
+#endif |
} |
FastTextAutosizer::Fingerprint FastTextAutosizer::FingerprintMapper::get(const RenderObject* renderer) |