Add an experimental flag to change location.reload to take a hard-reload

third_party/WebKit/Source/web/WebRuntimeFeatures.cpp

Index: third_party/WebKit/Source/web/WebRuntimeFeatures.cpp
diff --git a/third_party/WebKit/Source/web/WebRuntimeFeatures.cpp b/third_party/WebKit/Source/web/WebRuntimeFeatures.cpp
index dd795437b3f869cc104a9880073bedc70cb7696e..8da5315121adf996b3d7d63d809eecfd90c14a76 100644
--- a/third_party/WebKit/Source/web/WebRuntimeFeatures.cpp
+++ b/third_party/WebKit/Source/web/WebRuntimeFeatures.cpp
@@ -396,4 +396,8 @@ void WebRuntimeFeatures::EnableMediaControlsOverlayPlayButton(bool enable) {
   RuntimeEnabledFeatures::setMediaControlsOverlayPlayButtonEnabled(enable);
 }
 
+void WebRuntimeFeatures::EnableLocationHardReload(bool enable) {
+  RuntimeEnabledFeatures::setLocationHardReloadEnabled(enable);
+}
+
 }  // namespace blink