Make exceptionState parameter of Document::createElement() to have default value

third_party/WebKit/Source/core/animation/CompositorAnimationsTest.cpp

 /*
  * Copyright (c) 2013, Google Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions are
  * met:
  *
  *     * Redistributions of source code must retain the above copyright
  * notice, this list of conditions and the following disclaimer.
  *     * Redistributions in binary form must reproduce the above
@@ skipping 88 matching lines @@
     m_keyframeVector5 = createCompositableFloatKeyframeVector(5);
     m_keyframeAnimationEffect5 =
         AnimatableValueKeyframeEffectModel::create(*m_keyframeVector5);
 
     m_pageHolder = DummyPageHolder::create();
     m_document = &m_pageHolder->document();
     m_document->animationClock().resetTimeForTesting();
 
     m_timeline = AnimationTimeline::create(m_document.get());
     m_timeline->resetForTesting();
-    m_element = m_document->createElement("test", ASSERT_NO_EXCEPTION);
+    m_element = m_document->createElement("test");
   }
 
  public:
   bool convertTimingForCompositor(const Timing& t,
                                   CompositorAnimations::CompositorTiming& out) {
     return CompositorAnimations::convertTimingForCompositor(t, 0, out, 1);
   }
   bool isCandidateForAnimationOnCompositor(const Timing& timing,
                                            const EffectModel& effect) {
     return CompositorAnimations::isCandidateForAnimationOnCompositor(
@@ skipping 1064 matching lines @@
             keyframes[0]->getTimingFunctionForTesting()->getType());
 
   EXPECT_EQ(1.0, keyframes[1]->time());
   EXPECT_EQ(5.0f, keyframes[1]->value());
   EXPECT_EQ(TimingFunction::Type::LINEAR,
             keyframes[1]->getTimingFunctionForTesting()->getType());
 }
 
 TEST_F(AnimationCompositorAnimationsTest,
        cancelIncompatibleCompositorAnimations) {
-  Persistent<Element> element =
-      m_document->createElement("shared", ASSERT_NO_EXCEPTION);
+  Persistent<Element> element = m_document->createElement("shared");
 
   LayoutObjectProxy* layoutObject = LayoutObjectProxy::create(element.get());
   element->setLayoutObject(layoutObject);
 
   AnimatableValueKeyframeVector keyFrames;
   keyFrames.append(createDefaultKeyframe(CSSPropertyOpacity,
                                          EffectModel::CompositeReplace, 0.0)
                        .get());
   keyFrames.append(createDefaultKeyframe(CSSPropertyOpacity,
                                          EffectModel::CompositeReplace, 1.0)
@@ skipping 39 matching lines @@
   simulateFrame(1.);
 
   element->setLayoutObject(nullptr);
   LayoutObjectProxy::dispose(layoutObject);
 
   ThreadState::current()->collectAllGarbage();
   EXPECT_TRUE(element->elementAnimations()->animations().isEmpty());
 }
 
 }  // namespace blink