Revert of service worker: Don't control a subframe of an insecure context

third_party/WebKit/Source/web/tests/WebFrameTest.cpp

Index: third_party/WebKit/Source/web/tests/WebFrameTest.cpp
diff --git a/third_party/WebKit/Source/web/tests/WebFrameTest.cpp b/third_party/WebKit/Source/web/tests/WebFrameTest.cpp
index 42bad3f9cf90c9f4b80effcc02a12ff65fcbd6a3..b2d4ad274c57325a801197399a9ac6e4980b9bcb 100644
--- a/third_party/WebKit/Source/web/tests/WebFrameTest.cpp
+++ b/third_party/WebKit/Source/web/tests/WebFrameTest.cpp
@@ -8690,62 +8690,4 @@
     EXPECT_EQ("world", toCoreString(result->ToString(mainFrame->mainWorldScriptContext()).ToLocalChecked()));
 }
 
-static void setSecurityOrigin(WebFrame* frame, PassRefPtr<SecurityOrigin> securityOrigin)
-{
-    Document* document = frame->document();
-    document->setSecurityOrigin(securityOrigin);
-}
-
-TEST_F(WebFrameTest, CanHaveSecureChild)
-{
-    FrameTestHelpers::WebViewHelper helper;
-    FrameTestHelpers::TestWebFrameClient client;
-    helper.initialize(true, &client, nullptr, nullptr);
-    WebFrame* mainFrame = helper.webView()->mainFrame();
-    RefPtr<SecurityOrigin> secureOrigin = SecurityOrigin::createFromString("https://example.com");
-    RefPtr<SecurityOrigin> insecureOrigin = SecurityOrigin::createFromString("http://example.com");
-
-    // Secure frame.
-    setSecurityOrigin(mainFrame, secureOrigin);
-    ASSERT_TRUE(mainFrame->canHaveSecureChild());
-
-    // Insecure frame.
-    setSecurityOrigin(mainFrame, insecureOrigin);
-    ASSERT_FALSE(mainFrame->canHaveSecureChild());
-
-    // Create a chain of frames.
-    FrameTestHelpers::loadFrame(mainFrame, "data:text/html,<iframe></iframe>");
-    WebFrame* childFrame = mainFrame->firstChild();
-    FrameTestHelpers::loadFrame(childFrame, "data:text/html,<iframe></iframe>");
-    WebFrame* grandchildFrame = childFrame->firstChild();
-
-    // Secure -> insecure -> secure frame.
-    setSecurityOrigin(mainFrame, secureOrigin);
-    setSecurityOrigin(childFrame, insecureOrigin);
-    setSecurityOrigin(grandchildFrame, secureOrigin);
-    ASSERT_TRUE(mainFrame->canHaveSecureChild());
-    ASSERT_FALSE(childFrame->canHaveSecureChild());
-    ASSERT_FALSE(grandchildFrame->canHaveSecureChild());
-
-    // A document in an insecure context can be considered secure if it has a
-    // scheme that bypasses the secure context check. But the exception doesn't
-    // apply to children of that document's frame.
-    SchemeRegistry::registerURLSchemeBypassingSecureContextCheck("very-special-scheme");
-    SchemeRegistry::registerURLSchemeAsSecure("very-special-scheme");
-    RefPtr<SecurityOrigin> specialOrigin = SecurityOrigin::createFromString("very-special-scheme://example.com");
-
-    setSecurityOrigin(mainFrame, insecureOrigin);
-    setSecurityOrigin(childFrame, specialOrigin);
-    setSecurityOrigin(grandchildFrame, secureOrigin);
-    ASSERT_FALSE(mainFrame->canHaveSecureChild());
-    ASSERT_FALSE(childFrame->canHaveSecureChild());
-    ASSERT_FALSE(grandchildFrame->canHaveSecureChild());
-    Document* mainDocument = mainFrame->document();
-    Document* childDocument = childFrame->document();
-    Document* grandchildDocument = grandchildFrame->document();
-    ASSERT_FALSE(mainDocument->isSecureContext());
-    ASSERT_TRUE(childDocument->isSecureContext());
-    ASSERT_FALSE(grandchildDocument->isSecureContext());
-}
-
 } // namespace blink