Adjust test expectations for infinite-size images.

components/test_runner/test_runner_for_specific_view.cc

 // 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 "components/test_runner/test_runner_for_specific_view.h"
 
 #include <stddef.h>
 #include <limits>
 #include <utility>
 
@@ skipping 349 matching lines @@
 
 void TestRunnerForSpecificView::SendBluetoothManualChooserEvent(
     const std::string& event,
     const std::string& argument) {
   delegate()->SendBluetoothManualChooserEvent(event, argument);
 }
 
 void TestRunnerForSpecificView::SetBackingScaleFactor(
     double value,
     v8::Local<v8::Function> callback) {
-  delegate()->SetDeviceScaleFactor(value);
-  PostV8Callback(callback);
+  bool use_zoom_for_dsf_enabled = delegate()->SetDeviceScaleFactor(value);
+
+  v8::UniquePersistent<v8::Function> global_callback(blink::mainThreadIsolate(),
+                                                     callback);
+  v8::Local<v8::Value> arg =
+      v8::Boolean::New(blink::mainThreadIsolate(), use_zoom_for_dsf_enabled);
+  PostV8CallbackWithArgs(std::move(global_callback), 1, &arg);
 }
 
 void TestRunnerForSpecificView::EnableUseZoomForDSF(
     v8::Local<v8::Function> callback) {
   delegate()->EnableUseZoomForDSF();
   PostV8Callback(callback);
 }
 
 void TestRunnerForSpecificView::SetColorProfile(
     const std::string& name,
@@ skipping 295 matching lines @@
 
 blink::WebView* TestRunnerForSpecificView::web_view() {
   return web_test_proxy_base_->web_view();
 }
 
 WebTestDelegate* TestRunnerForSpecificView::delegate() {
   return web_test_proxy_base_->delegate();
 }
 
 }  // namespace test_runner