Replace ASSERT()s with DCHECK*() in core/html/*.{cpp,h}.

third_party/WebKit/Source/core/html/HTMLSelectElementTest.cpp

 // Copyright 2014 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/html/HTMLSelectElement.h"
 
 #include "core/dom/Document.h"
 #include "core/frame/FrameView.h"
 #include "core/html/HTMLFormElement.h"
 #include "core/html/forms/FormController.h"
@@ skipping 120 matching lines @@
     select->restoreFormControlState(selectState);
     EXPECT_EQ(-1, toHTMLSelectElement(element)->selectedIndex());
     EXPECT_EQ(nullptr, toHTMLSelectElement(element)->optionToBeShown());
 }
 
 TEST_F(HTMLSelectElementTest, VisibleBoundsInVisualViewport)
 {
     document().documentElement()->setInnerHTML("<select style='position:fixed; top:12.3px; height:24px; -webkit-appearance:none;'><option>o1</select>", ASSERT_NO_EXCEPTION);
     document().view()->updateAllLifecyclePhases();
     HTMLSelectElement* select = toHTMLSelectElement(document().body()->firstChild());
-    ASSERT(select);
+    ASSERT_NE(select, nullptr);
     IntRect bounds = select->visibleBoundsInVisualViewport();
     EXPECT_EQ(24, bounds.height());
 }
 
 TEST_F(HTMLSelectElementTest, PopupIsVisible)
 {
     document().documentElement()->setInnerHTML("<select><option>o1</option></select>", ASSERT_NO_EXCEPTION);
     document().view()->updateAllLifecyclePhases();
     HTMLSelectElement* select = toHTMLSelectElement(document().body()->firstChild());
-    ASSERT(select);
+    ASSERT_NE(select, nullptr);
     EXPECT_FALSE(select->popupIsVisible());
     select->showPopup();
     EXPECT_TRUE(select->popupIsVisible());
     document().detachLayoutTree();
     EXPECT_FALSE(select->popupIsVisible());
 }
 
 TEST_F(HTMLSelectElementTest, FirstSelectableOption)
 {
     {
@@ skipping 213 matching lines @@
 TEST_F(HTMLSelectElementTest, SetRecalcListItemsByOptgroupRemoval)
 {
     document().documentElement()->setInnerHTML("<select><optgroup><option>sub1</option><option>sub2</option></optgroup></select>", ASSERT_NO_EXCEPTION);
     document().view()->updateAllLifecyclePhases();
     HTMLSelectElement* select = toHTMLSelectElement(document().body()->firstChild());
     select->setInnerHTML("", ASSERT_NO_EXCEPTION);
     // PASS if setInnerHTML didn't have a check failure.
 }
 
 } // namespace blink