Revert 186849 "Bind Window focus ability to the ExecutionContext..."

Source/web/tests/WebScopedWindowFocusAllowedIndicatorTest.cpp

Index: Source/web/tests/WebScopedWindowFocusAllowedIndicatorTest.cpp
===================================================================
--- Source/web/tests/WebScopedWindowFocusAllowedIndicatorTest.cpp	(revision 187183)
+++ Source/web/tests/WebScopedWindowFocusAllowedIndicatorTest.cpp	(working copy)
@@ -31,11 +31,10 @@
 #include "config.h"
 #include "public/web/WebScopedWindowFocusAllowedIndicator.h"
 
-#include "core/dom/Document.h"
 #include "core/page/WindowFocusAllowedIndicator.h"
-#include "public/web/WebDocument.h"
 #include <gtest/gtest.h>
 
+
 using namespace blink;
 
 namespace {
@@ -55,22 +54,4 @@
     EXPECT_FALSE(WindowFocusAllowedIndicator::windowFocusAllowed());
 }
 
-TEST(WebScopedWindowFocusAllowedIndicatorTest, WithDocument)
-{
-    RefPtrWillBePersistent<Document> document = Document::create();
-    WebDocument webDocument(document);
-
-    EXPECT_FALSE(document->isWindowFocusAllowed());
-    {
-        WebScopedWindowFocusAllowedIndicator indicator1(&webDocument);
-        EXPECT_TRUE(document->isWindowFocusAllowed());
-        {
-            WebScopedWindowFocusAllowedIndicator indicator2(&webDocument);
-            EXPECT_TRUE(document->isWindowFocusAllowed());
-        }
-        EXPECT_TRUE(document->isWindowFocusAllowed());
-    }
-    EXPECT_FALSE(document->isWindowFocusAllowed());
 }
-
-}