RELEASE_ASSERT -> CHECK and ASSERT -> DCHECK in web.

third_party/WebKit/Source/web/ContextFeaturesClientImpl.cpp

Index: third_party/WebKit/Source/web/ContextFeaturesClientImpl.cpp
diff --git a/third_party/WebKit/Source/web/ContextFeaturesClientImpl.cpp b/third_party/WebKit/Source/web/ContextFeaturesClientImpl.cpp
index 4f61b87d0d393e15fa9e5d0398dafb4af0ee1d3b..e55239a32fb49deabcba16c29f19cb17566aa4b4 100644
--- a/third_party/WebKit/Source/web/ContextFeaturesClientImpl.cpp
+++ b/third_party/WebKit/Source/web/ContextFeaturesClientImpl.cpp
@@ -56,7 +56,7 @@ public:
 
         bool isEnabled() const
         {
-            ASSERT(m_value != NeedsRefresh);
+            DCHECK_NE(m_value, NeedsRefresh);
             return m_value == IsEnabled;
         }
 
@@ -126,7 +126,7 @@ void ContextFeaturesCache::validateAgainst(Document* document)
 
 bool ContextFeaturesClientImpl::isEnabled(Document* document, ContextFeatures::FeatureType type, bool defaultValue)
 {
-    ASSERT(document);
+    DCHECK(document);
     ContextFeaturesCache::Entry& cache = ContextFeaturesCache::from(*document).entryFor(type);
     if (cache.needsRefresh(defaultValue))
         cache.set(askIfIsEnabled(document, type, defaultValue), defaultValue);
@@ -135,7 +135,7 @@ bool ContextFeaturesClientImpl::isEnabled(Document* document, ContextFeatures::F
 
 void ContextFeaturesClientImpl::urlDidChange(Document* document)
 {
-    ASSERT(document);
+    DCHECK(document);
     ContextFeaturesCache::from(*document).validateAgainst(document);
 }