[scheduler] Fix --disable-background-timer-throttling flag.

third_party/WebKit/Source/web/tests/sim/SimTest.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 "web/tests/sim/SimTest.h"
 
 #include "core/dom/Document.h"
 #include "core/exported/WebViewBase.h"
 #include "core/frame/LocalDOMWindow.h"
 #include "platform/LayoutTestSupport.h"
 #include "platform/scroll/ScrollbarTheme.h"
 #include "platform/testing/UnitTestHelpers.h"
 #include "public/platform/WebCache.h"
 #include "web/WebLocalFrameImpl.h"
 
 namespace blink {
 
 SimTest::SimTest() : web_view_client_(compositor_), web_frame_client_(*this) {
   Document::SetThreadedParsingEnabledForTesting(false);
   // Use the mock theme to get more predictable code paths, this also avoids
   // the OS callbacks in ScrollAnimatorMac which can schedule frames
   // unpredictably since the OS will randomly call into blink for
   // updateScrollerStyleForNewRecommendedScrollerStyle which then does
   // FrameView::scrollbarStyleChanged and will adjust the scrollbar existence
   // in the middle of a test.
   LayoutTestSupport::SetMockThemeEnabledForTest(true);
   ScrollbarTheme::SetMockScrollbarsEnabled(true);
-  web_view_helper_.Initialize(true, &web_frame_client_, &web_view_client_);
-  compositor_.SetWebView(WebView());
-  page_.SetPage(WebView().GetPage());
 }
 
 SimTest::~SimTest() {
   // Pump the message loop to process the load event.
   testing::RunPendingTasks();
 
   Document::SetThreadedParsingEnabledForTesting(true);
   LayoutTestSupport::SetMockThemeEnabledForTest(false);
   ScrollbarTheme::SetMockScrollbarsEnabled(false);
   WebCache::Clear();
 }
 
+void SimTest::SetUp() {
+  Test::SetUp();
+
+  web_view_helper_.Initialize(true, &web_frame_client_, &web_view_client_);
+  compositor_.SetWebView(WebView());
+  page_.SetPage(WebView().GetPage());
+}
+
 void SimTest::LoadURL(const String& url) {
   WebURLRequest request(KURL(kParsedURLString, url));
   WebView().MainFrameImpl()->LoadRequest(request);
 }
 
 LocalDOMWindow& SimTest::Window() {
   return *GetDocument().domWindow();
 }
 
 SimPage& SimTest::Page() {
@@ skipping 18 matching lines @@
 
 SimCompositor& SimTest::Compositor() {
   return compositor_;
 }
 
 void SimTest::AddConsoleMessage(const String& message) {
   console_messages_.push_back(message);
 }
 
 }  // namespace blink