Don't call isURLAllowed() from layout.

third_party/WebKit/Source/core/paint/BoxPaintInvalidatorTest.cpp

 // Copyright 2016 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "core/HTMLNames.h"
 #include "core/frame/FrameView.h"
 #include "core/layout/LayoutTestHelper.h"
 #include "core/layout/LayoutView.h"
 #include "core/paint/PaintLayer.h"
 #include "platform/graphics/GraphicsLayer.h"
@@ skipping 298 matching lines @@
   document().view()->setTracksPaintInvalidations(false);
 }
 
 TEST_P(BoxPaintInvalidatorTest, NonCompositedLayoutViewResize) {
   setBodyInnerHTML(
       "<style>"
       "  body { margin: 0 }"
       "  iframe { display: block; width: 100px; height: 100px; border: none; }"
       "</style>"
       "<iframe id='iframe'></iframe>");
-  Document& frameDocument = setupChildIframe(
-      "iframe",
+  setChildFrameHTML(
       "<style>"
       "  ::-webkit-scrollbar { display: none }"
       "  body { margin: 0; background: green; height: 0 }"
       "</style>"
       "<div id='content' style='width: 200px; height: 200px'></div>");
   document().view()->updateAllLifecyclePhases();
   Element* iframe = document().getElementById("iframe");
-  Element* content = frameDocument.getElementById("content");
+  Element* content = childDocument().getElementById("content");
   EXPECT_EQ(layoutView(),
             content->layoutObject()->containerForPaintInvalidation());
 
   // Resize the content.
   document().view()->setTracksPaintInvalidations(true);
   content->setAttribute(HTMLNames::styleAttr, "height: 500px");
   document().view()->updateAllLifecyclePhases();
   // No invalidation because the changed part of layout overflow is clipped.
   EXPECT_FALSE(getRasterInvalidationTracking());
   document().view()->setTracksPaintInvalidations(false);
@@ skipping 24 matching lines @@
   document().view()->setTracksPaintInvalidations(false);
 }
 
 TEST_P(BoxPaintInvalidatorTest, NonCompositedLayoutViewGradientResize) {
   setBodyInnerHTML(
       "<style>"
       "  body { margin: 0 }"
       "  iframe { display: block; width: 100px; height: 100px; border: none; }"
       "</style>"
       "<iframe id='iframe'></iframe>");
-  Document& frameDocument = setupChildIframe(
-      "iframe",
+  setChildFrameHTML(
       "<style>"
       "  ::-webkit-scrollbar { display: none }"
       "  body {"
       "    margin: 0;"
       "    height: 0;"
       "    background-image: linear-gradient(blue, yellow);"
       "  }"
       "</style>"
       "<div id='content' style='width: 200px; height: 200px'></div>");
   document().view()->updateAllLifecyclePhases();
   Element* iframe = document().getElementById("iframe");
-  Element* content = frameDocument.getElementById("content");
+  Element* content = childDocument().getElementById("content");
   LayoutView* frameLayoutView = content->layoutObject()->view();
   EXPECT_EQ(layoutView(),
             content->layoutObject()->containerForPaintInvalidation());
 
   // Resize the content.
   document().view()->setTracksPaintInvalidations(true);
   content->setAttribute(HTMLNames::styleAttr, "height: 500px");
   document().view()->updateAllLifecyclePhases();
   const auto* rasterInvalidations =
       &getRasterInvalidationTracking()->trackedRasterInvalidations;
@@ skipping 170 matching lines @@
       getRasterInvalidationTracking()->trackedRasterInvalidations;
   ASSERT_EQ(1u, rasterInvalidations.size());
   EXPECT_EQ(IntRect(0, 120, 70, 120), rasterInvalidations[0].rect);
   EXPECT_EQ(static_cast<const DisplayItemClient*>(target->layoutObject()),
             rasterInvalidations[0].client);
   EXPECT_EQ(PaintInvalidationIncremental, rasterInvalidations[0].reason);
   document().view()->setTracksPaintInvalidations(false);
 }
 
 }  // namespace blink