Reflow comments in core/dom/.

third_party/WebKit/Source/core/dom/MutationObserver.cpp

Index: third_party/WebKit/Source/core/dom/MutationObserver.cpp
diff --git a/third_party/WebKit/Source/core/dom/MutationObserver.cpp b/third_party/WebKit/Source/core/dom/MutationObserver.cpp
index 9bbac6dc1c92b45519690460b39e8438ac7cd302..2a7bf567dc3cca5f1b6fb62367bae8e7765d205e 100644
--- a/third_party/WebKit/Source/core/dom/MutationObserver.cpp
+++ b/third_party/WebKit/Source/core/dom/MutationObserver.cpp
@@ -219,8 +219,9 @@ void MutationObserver::cancelInspectorAsyncTasks() {
 void MutationObserver::deliver() {
   DCHECK(!shouldBeSuspended());
 
-  // Calling clearTransientRegistrations() can modify m_registrations, so it's necessary
-  // to make a copy of the transient registrations before operating on them.
+  // Calling clearTransientRegistrations() can modify m_registrations, so it's
+  // necessary to make a copy of the transient registrations before operating on
+  // them.
   HeapVector<Member<MutationObserverRegistration>, 1> transientRegistrations;
   for (auto& registration : m_registrations) {
     if (registration->hasTransientRegistrations())