Use mayNotBeMainThread() for wrapper optimization

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

Index: third_party/WebKit/Source/core/dom/StaticRangeTest.cpp
diff --git a/third_party/WebKit/Source/core/dom/StaticRangeTest.cpp b/third_party/WebKit/Source/core/dom/StaticRangeTest.cpp
index 885cfe740028076a18a68596ff0431dfd37c8ec0..c9c9a189cc27a588f13b8784a34314e87af6bc95 100644
--- a/third_party/WebKit/Source/core/dom/StaticRangeTest.cpp
+++ b/third_party/WebKit/Source/core/dom/StaticRangeTest.cpp
@@ -9,6 +9,7 @@
 #include "core/dom/NodeList.h"
 #include "core/dom/Range.h"
 #include "core/dom/Text.h"
+#include "core/editing/EditingTestBase.h"
 #include "core/html/HTMLBodyElement.h"
 #include "core/html/HTMLDocument.h"
 #include "core/html/HTMLElement.h"
@@ -21,28 +22,12 @@
 
 namespace blink {
 
-class StaticRangeTest : public testing::Test {
- protected:
-  void SetUp() override;
-
-  HTMLDocument& document() const;
-
- private:
-  Persistent<HTMLDocument> m_document;
-};
-
-void StaticRangeTest::SetUp() {
-  m_document = HTMLDocument::create();
-  HTMLHtmlElement* html = HTMLHtmlElement::create(*m_document);
-  html->appendChild(HTMLBodyElement::create(*m_document));
-  m_document->appendChild(html);
-}
-
-HTMLDocument& StaticRangeTest::document() const {
-  return *m_document;
-}
+class StaticRangeTest : public EditingTestBase {};
 
 TEST_F(StaticRangeTest, SplitTextNodeRangeWithinText) {
+  ScriptState* scriptState = ScriptState::forMainWorld(document().frame());
+  ScriptState::Scope scope(scriptState);
+
   document().body()->setInnerHTML("1234");
   Text* oldText = toText(document().body()->firstChild());
 
@@ -113,6 +98,9 @@ TEST_F(StaticRangeTest, SplitTextNodeRangeWithinText) {
 }
 
 TEST_F(StaticRangeTest, SplitTextNodeRangeOutsideText) {
+  ScriptState* scriptState = ScriptState::forMainWorld(document().frame());
+  ScriptState::Scope scope(scriptState);
+
   document().body()->setInnerHTML(
       "<span id=\"outer\">0<span id=\"inner-left\">1</span>SPLITME<span "
       "id=\"inner-right\">2</span>3</span>");
@@ -223,6 +211,9 @@ TEST_F(StaticRangeTest, SplitTextNodeRangeOutsideText) {
 }
 
 TEST_F(StaticRangeTest, InvalidToRange) {
+  ScriptState* scriptState = ScriptState::forMainWorld(document().frame());
+  ScriptState::Scope scope(scriptState);
+
   document().body()->setInnerHTML("1234");
   Text* oldText = toText(document().body()->firstChild());