Ensure RemoteFontFaceSource doesn't try to start a load in a detached document

third_party/WebKit/Source/core/fetch/ImageResourceTest.cpp

Index: third_party/WebKit/Source/core/fetch/ImageResourceTest.cpp
diff --git a/third_party/WebKit/Source/core/fetch/ImageResourceTest.cpp b/third_party/WebKit/Source/core/fetch/ImageResourceTest.cpp
index e7765ce3f8239b1753ff6d56c9a1117106ac96b3..3d39d8737d391f68043f6776251ddd4512aa5179 100644
--- a/third_party/WebKit/Source/core/fetch/ImageResourceTest.cpp
+++ b/third_party/WebKit/Source/core/fetch/ImageResourceTest.cpp
@@ -80,9 +80,43 @@ static Vector<unsigned char> jpegImage()
     return jpeg;
 }
 
+namespace {
+
+class MockTaskRunner : public blink::WebTaskRunner {
+    void postTask(const WebTraceLocation&, Task*) override { }
+    void postDelayedTask(const WebTraceLocation&, Task*, double) override { }
+    WebTaskRunner* clone() override { return nullptr; }
+    double virtualTimeSeconds() const override { return 0.0; }
+    double monotonicallyIncreasingVirtualTimeSeconds() const override { return 0.0; }
+};
+
+}
+
+class ImageResourceTestMockFetchContext : public FetchContext {
+public:
+    static ImageResourceTestMockFetchContext* create()
+    {
+        return new ImageResourceTestMockFetchContext;
+    }
+
+    virtual ~ImageResourceTestMockFetchContext() { }
+
+    bool allowImage(bool imagesEnabled, const KURL&) const override { return true; }
+    bool canRequest(Resource::Type, const ResourceRequest&, const KURL&, const ResourceLoaderOptions&, bool forPreload, FetchRequest::OriginRestriction) const override { return true; }
+    bool shouldLoadNewResource(Resource::Type) const override { return true; }
+    WebTaskRunner* loadingTaskRunner() const override { return m_runner.get(); }
+
+private:
+    ImageResourceTestMockFetchContext()
+        :  m_runner(adoptPtr(new MockTaskRunner))
+    { }
+
+    OwnPtr<MockTaskRunner> m_runner;
+};
+
 TEST(ImageResourceTest, MultipartImage)
 {
-    ResourceFetcher* fetcher = ResourceFetcher::create(nullptr);
+    ResourceFetcher* fetcher = ResourceFetcher::create(ImageResourceTestMockFetchContext::create());
     KURL testURL(ParsedURLString, "http://www.test.com/cancelTest.html");
     URLTestHelpers::registerMockedURLLoad(testURL, "cancelTest.html", "text/html");
 
@@ -148,7 +182,7 @@ TEST(ImageResourceTest, CancelOnDetach)
     KURL testURL(ParsedURLString, "http://www.test.com/cancelTest.html");
     URLTestHelpers::registerMockedURLLoad(testURL, "cancelTest.html", "text/html");
 
-    ResourceFetcher* fetcher = ResourceFetcher::create(nullptr);
+    ResourceFetcher* fetcher = ResourceFetcher::create(ImageResourceTestMockFetchContext::create());
 
     // Emulate starting a real load.
     ImageResource* cachedImage = ImageResource::create(ResourceRequest(testURL));
@@ -234,7 +268,7 @@ TEST(ImageResourceTest, ReloadIfLoFi)
     cachedImage->setStatus(Resource::Pending);
 
     MockImageResourceClient client(cachedImage);
-    ResourceFetcher* fetcher = ResourceFetcher::create(nullptr);
+    ResourceFetcher* fetcher = ResourceFetcher::create(ImageResourceTestMockFetchContext::create());
 
     // Send the image response.
     Vector<unsigned char> jpeg = jpegImage();