Adjust test expectations for infinite-size images.

components/test_runner/web_test_delegate.h

 // Copyright 2013 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.
 
 #ifndef COMPONENTS_TEST_RUNNER_WEB_TEST_DELEGATE_H_
 #define COMPONENTS_TEST_RUNNER_WEB_TEST_DELEGATE_H_
 
 #include <string>
 #include <vector>
 
@@ skipping 143 matching lines @@
                                             int action_index) = 0;
   virtual void SimulateWebNotificationClose(const std::string& title,
                                             bool by_user) = 0;
 
   // Controls the device scale factor of the main WebView for hidpi tests.
   virtual void SetDeviceScaleFactor(float factor) = 0;
 
   // Enable zoom-for-dsf option.
   virtual void EnableUseZoomForDSF() = 0;
 
+  // Returns whether or not the use-zoom-for-dsf flag is enabled.
+  virtual bool IsUseZoomForDSFEnabled() = 0;
+
   // Change the device color profile while running a layout test.
   virtual void SetDeviceColorProfile(const std::string& name) = 0;
 
   // Set the bluetooth adapter while running a layout test, uses Mojo to
   // communicate with the browser.
   virtual void SetBluetoothFakeAdapter(const std::string& adapter_name,
                                        const base::Closure& callback) = 0;
 
   // If |enable| is true makes the Bluetooth chooser record its input and wait
   // for instructions from the test program on how to proceed. Otherwise
@@ skipping 92 matching lines @@
 
   virtual float GetDeviceScaleFactorForTest() const = 0;
 
   // Run all pending idle tasks, and then run callback.
   virtual void RunIdleTasks(const base::Closure& callback) = 0;
 };
 
 }  // namespace test_runner
 
 #endif  // COMPONENTS_TEST_RUNNER_WEB_TEST_DELEGATE_H_