Test fragment scrolling and history restoration interaction w/ scroll anchoring.

third_party/WebKit/Source/core/testing/InternalSettings.cpp

Index: third_party/WebKit/Source/core/testing/InternalSettings.cpp
diff --git a/third_party/WebKit/Source/core/testing/InternalSettings.cpp b/third_party/WebKit/Source/core/testing/InternalSettings.cpp
index b002f41a17c24d0b0c81de87bb33e995f21b6f58..e5a27da9ea76f91d615155b3fea40aaba6ea2425 100644
--- a/third_party/WebKit/Source/core/testing/InternalSettings.cpp
+++ b/third_party/WebKit/Source/core/testing/InternalSettings.cpp
@@ -57,6 +57,7 @@ namespace blink {
 InternalSettings::Backup::Backup(Settings* settings)
     : m_originalCSP(RuntimeEnabledFeatures::experimentalContentSecurityPolicyFeaturesEnabled())
     , m_originalCSSStickyPositionEnabled(RuntimeEnabledFeatures::cssStickyPositionEnabled())
+    , m_originalScrollAnchoringEnabled(RuntimeEnabledFeatures::scrollAnchoringEnabled())
     , m_originalOverlayScrollbarsEnabled(RuntimeEnabledFeatures::overlayScrollbarsEnabled())
     , m_originalEditingBehavior(settings->editingBehaviorType())
     , m_originalTextAutosizingEnabled(settings->textAutosizingEnabled())
@@ -81,6 +82,7 @@ void InternalSettings::Backup::restoreTo(Settings* settings)
 {
     RuntimeEnabledFeatures::setExperimentalContentSecurityPolicyFeaturesEnabled(m_originalCSP);
     RuntimeEnabledFeatures::setCSSStickyPositionEnabled(m_originalCSSStickyPositionEnabled);
+    RuntimeEnabledFeatures::setScrollAnchoringEnabled(m_originalScrollAnchoringEnabled);
     RuntimeEnabledFeatures::setOverlayScrollbarsEnabled(m_originalOverlayScrollbarsEnabled);
     settings->setEditingBehaviorType(m_originalEditingBehavior);
     settings->setTextAutosizingEnabled(m_originalTextAutosizingEnabled);
@@ -155,6 +157,11 @@ void InternalSettings::setCSSStickyPositionEnabled(bool enabled)
     RuntimeEnabledFeatures::setCSSStickyPositionEnabled(enabled);
 }
 
+void InternalSettings::setScrollAnchoringEnabled(bool enabled)
+{
+    RuntimeEnabledFeatures::setScrollAnchoringEnabled(enabled);
+}
+
 void InternalSettings::setExperimentalContentSecurityPolicyFeaturesEnabled(bool enabled)
 {
     RuntimeEnabledFeatures::setExperimentalContentSecurityPolicyFeaturesEnabled(enabled);