Add link preload as=document support

third_party/WebKit/Source/core/loader/LinkLoaderTest.cpp

 // Copyright 2015 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/loader/LinkLoader.h"
 
 #include "core/fetch/MemoryCache.h"
 #include "core/fetch/ResourceFetcher.h"
 #include "core/frame/Settings.h"
 #include "core/html/LinkRelAttribute.h"
@@ skipping 110 matching lines @@
         {"http://example.test/cat.wav", "media", "audio/wav", "", ResourceLoadPriorityLow, WebURLRequest::RequestContextVideo, true, true},
         {"http://example.test/cat.wav", "media", "audio/mp57", "", ResourceLoadPriorityUnresolved, WebURLRequest::RequestContextVideo, false, false},
         {"http://example.test/cat.webm", "media", "video/webm", "", ResourceLoadPriorityLow, WebURLRequest::RequestContextVideo, true, true},
         {"http://example.test/cat.mp199", "media", "video/mp199", "", ResourceLoadPriorityUnresolved, WebURLRequest::RequestContextVideo, false, false},
         {"http://example.test/cat.vtt", "track", "text/vtt", "", ResourceLoadPriorityLow, WebURLRequest::RequestContextTrack, true, true},
         {"http://example.test/cat.vtt", "track", "text/subtitlething", "", ResourceLoadPriorityUnresolved, WebURLRequest::RequestContextTrack, false, false},
         {"http://example.test/cat.woff", "font", "font/woff2", "", ResourceLoadPriorityVeryHigh, WebURLRequest::RequestContextFont, true, true},
         {"http://example.test/cat.woff", "font", "font/woff84", "", ResourceLoadPriorityUnresolved, WebURLRequest::RequestContextFont, false, false},
         {"http://example.test/cat.empty", "", "foo/bar", "", ResourceLoadPriorityHigh, WebURLRequest::RequestContextSubresource, true, true},
         {"http://example.test/cat.blob", "blabla", "foo/bar", "", ResourceLoadPriorityLow, WebURLRequest::RequestContextSubresource, false, false},
+        {"http://example.test/cat.html", "document", "text/html", "", ResourceLoadPriorityVeryHigh, WebURLRequest::RequestContextIframe, true, true},
         // Media tests
         {"http://example.test/cat.gif", "image", "image/gif", "(max-width: 600px)", ResourceLoadPriorityLow, WebURLRequest::RequestContextImage, true, true},
         {"http://example.test/cat.gif", "image", "image/gif", "(max-width: 400px)", ResourceLoadPriorityUnresolved, WebURLRequest::RequestContextImage, true, false},
         {"http://example.test/cat.gif", "image", "image/gif", "(max-width: 600px)", ResourceLoadPriorityLow, WebURLRequest::RequestContextImage, false, false},
     };
 
     // Test the cases with a single header
     for (const auto& testCase : cases) {
         std::unique_ptr<DummyPageHolder> dummyPageHolder = DummyPageHolder::create(IntSize(500, 500));
         dummyPageHolder->frame().settings()->setScriptEnabled(true);
@@ skipping 100 matching lines @@
             hrefURL,
             dummyPageHolder->document(),
             networkHints);
         ASSERT_EQ(testCase.shouldLoad, networkHints.didPreconnect());
         ASSERT_EQ(testCase.isHTTPS, networkHints.isHTTPS());
         ASSERT_EQ(testCase.isCrossOrigin, networkHints.isCrossOrigin());
     }
 }
 
 } // namespace blink