Oilpan: Prepare to move form control ua shadow elements to Oilpan heap.

BUG=357163

Review URL: https://codereview.chromium.org/267283007

git-svn-id: svn://svn.chromium.org/blink/trunk@173628 bbb929c8-8fbe-4397-9dbb-9b2b20218538

third_party/WebKit/Source/core/html/forms/PasswordInputType.cpp

@@ -85,7 +85,7 @@ void PasswordInputType::createShadowSubtree()
     BaseTextInputType::createShadowSubtree();
     if (!isPasswordGenerationEnabled())
         return;
-    RefPtr<PasswordGeneratorButtonElement> generatorButton = PasswordGeneratorButtonElement::create(element().document());
+    RefPtrWillBeRawPtr<PasswordGeneratorButtonElement> generatorButton = PasswordGeneratorButtonElement::create(element().document());
     if (!isPasswordGenerationDecorationEnabled())
         generatorButton->setInlineStyleProperty(CSSPropertyDisplay, CSSValueNone);
     containerElement()->appendChild(generatorButton.release());

third_party/WebKit/Source/core/html/forms/RangeInputType.cpp

@@ -250,7 +250,7 @@ void RangeInputType::createShadowSubtree()
     track->setShadowPseudoId(AtomicString("-webkit-slider-runnable-track", AtomicString::ConstructFromLiteral));
     track->setAttribute(idAttr, ShadowElementNames::sliderTrack());
     track->appendChild(SliderThumbElement::create(document));
-    RefPtr<HTMLElement> container = SliderContainerElement::create(document);
+    RefPtrWillBeRawPtr<HTMLElement> container = SliderContainerElement::create(document);
     container->appendChild(track.release());
     element().userAgentShadowRoot()->appendChild(container.release());
 }

third_party/WebKit/Source/core/html/forms/TextFieldInputType.cpp

@@ -98,9 +98,9 @@ private:
     }
 
 public:
-    static PassRefPtr<DataListIndicatorElement> create(Document& document)
+    static PassRefPtrWillBeRawPtr<DataListIndicatorElement> create(Document& document)
     {
-        RefPtr<DataListIndicatorElement> element = adoptRef(new DataListIndicatorElement(document));
+        RefPtrWillBeRawPtr<DataListIndicatorElement> element = adoptRefWillBeRefCountedGarbageCollected(new DataListIndicatorElement(document));
         element->setShadowPseudoId(AtomicString("-webkit-calendar-picker-indicator", AtomicString::ConstructFromLiteral));
         element->setAttribute(idAttr, ShadowElementNames::pickerIndicator());
         return element.release();

third_party/WebKit/Source/core/html/forms/TextFieldInputType.h

@@ -41,6 +41,7 @@ class FormDataList;
 // The class represents types of which UI contain text fields.
 // It supports not only the types for BaseTextInputType but also type=number.
 class TextFieldInputType : public InputType, protected SpinButtonElement::SpinButtonOwner {
+    WILL_BE_USING_GARBAGE_COLLECTED_MIXIN(TextFieldInputType);
 protected:
     TextFieldInputType(HTMLInputElement&);
     virtual ~TextFieldInputType();

third_party/WebKit/Source/core/html/shadow/ClearButtonElement.cpp

@@ -43,9 +43,9 @@ inline ClearButtonElement::ClearButtonElement(Document& document, ClearButtonOwn
 {
 }
 
-PassRefPtr<ClearButtonElement> ClearButtonElement::create(Document& document, ClearButtonOwner& clearButtonOwner)
+PassRefPtrWillBeRawPtr<ClearButtonElement> ClearButtonElement::create(Document& document, ClearButtonOwner& clearButtonOwner)
 {
-    RefPtr<ClearButtonElement> element = adoptRef(new ClearButtonElement(document, clearButtonOwner));
+    RefPtrWillBeRawPtr<ClearButtonElement> element = adoptRefWillBeRefCountedGarbageCollected(new ClearButtonElement(document, clearButtonOwner));
     element->setShadowPseudoId(AtomicString("-webkit-clear-button", AtomicString::ConstructFromLiteral));
     element->setAttribute(idAttr, ShadowElementNames::clearButton());
     return element.release();
@@ -117,4 +117,10 @@ bool ClearButtonElement::isClearButtonElement() const
     return true;
 }
 
+void ClearButtonElement::trace(Visitor* visitor)
+{
+    visitor->trace(m_clearButtonOwner);
+    HTMLDivElement::trace(visitor);
+}
+
 }

third_party/WebKit/Source/core/html/shadow/ClearButtonElement.h

@@ -33,7 +33,7 @@ namespace WebCore {
 
 class ClearButtonElement FINAL : public HTMLDivElement {
 public:
-    class ClearButtonOwner {
+    class ClearButtonOwner : public WillBeGarbageCollectedMixin {
     public:
         virtual ~ClearButtonOwner() { }
         virtual void focusAndSelectClearButtonOwner() = 0;
@@ -41,9 +41,11 @@ public:
         virtual void clearValue() = 0;
     };
 
-    static PassRefPtr<ClearButtonElement> create(Document&, ClearButtonOwner&);
+    static PassRefPtrWillBeRawPtr<ClearButtonElement> create(Document&, ClearButtonOwner&);
     void releaseCapture();
-    void removeClearButtonOwner() { m_clearButtonOwner = 0; }
+    void removeClearButtonOwner() { m_clearButtonOwner = nullptr; }
+
+    virtual void trace(Visitor*) OVERRIDE;
 
 private:
     ClearButtonElement(Document&, ClearButtonOwner&);
@@ -52,7 +54,7 @@ private:
     virtual void defaultEventHandler(Event*) OVERRIDE;
     virtual bool isClearButtonElement() const OVERRIDE;
 
-    ClearButtonOwner* m_clearButtonOwner;
+    RawPtrWillBeMember<ClearButtonOwner> m_clearButtonOwner;
     bool m_capturing;
 };
 

third_party/WebKit/Source/core/html/shadow/PasswordGeneratorButtonElement.cpp

@@ -53,9 +53,9 @@ PasswordGeneratorButtonElement::PasswordGeneratorButtonElement(Document& documen
     setHasCustomStyleCallbacks();
 }
 
-PassRefPtr<PasswordGeneratorButtonElement> PasswordGeneratorButtonElement::create(Document& document)
+PassRefPtrWillBeRawPtr<PasswordGeneratorButtonElement> PasswordGeneratorButtonElement::create(Document& document)
 {
-    RefPtr<PasswordGeneratorButtonElement> element = adoptRef(new PasswordGeneratorButtonElement(document));
+    RefPtrWillBeRawPtr<PasswordGeneratorButtonElement> element = adoptRefWillBeRefCountedGarbageCollected(new PasswordGeneratorButtonElement(document));
     element->setAttribute(idAttr, ShadowElementNames::passwordGenerator());
     return element.release();
 }

third_party/WebKit/Source/core/html/shadow/PasswordGeneratorButtonElement.h

@@ -42,7 +42,7 @@ class ShadowRoot;
 
 class PasswordGeneratorButtonElement FINAL : public HTMLDivElement {
 public:
-    static PassRefPtr<PasswordGeneratorButtonElement> create(Document&);
+    static PassRefPtrWillBeRawPtr<PasswordGeneratorButtonElement> create(Document&);
 
     void decorate(HTMLInputElement*);
 

third_party/WebKit/Source/core/html/shadow/SliderThumbElement.cpp

@@ -205,9 +205,9 @@ inline SliderThumbElement::SliderThumbElement(Document& document)
 {
 }
 
-PassRefPtr<SliderThumbElement> SliderThumbElement::create(Document& document)
+PassRefPtrWillBeRawPtr<SliderThumbElement> SliderThumbElement::create(Document& document)
 {
-    RefPtr<SliderThumbElement> element = adoptRef(new SliderThumbElement(document));
+    RefPtrWillBeRawPtr<SliderThumbElement> element = adoptRefWillBeRefCountedGarbageCollected(new SliderThumbElement(document));
     element->setAttribute(idAttr, ShadowElementNames::sliderThumb());
     return element.release();
 }
@@ -444,9 +444,9 @@ inline SliderContainerElement::SliderContainerElement(Document& document)
 {
 }
 
-PassRefPtr<SliderContainerElement> SliderContainerElement::create(Document& document)
+PassRefPtrWillBeRawPtr<SliderContainerElement> SliderContainerElement::create(Document& document)
 {
-    return adoptRef(new SliderContainerElement(document));
+    return adoptRefWillBeRefCountedGarbageCollected(new SliderContainerElement(document));
 }
 
 RenderObject* SliderContainerElement::createRenderer(RenderStyle*)

third_party/WebKit/Source/core/html/shadow/SliderThumbElement.h

@@ -46,7 +46,7 @@ class FloatPoint;
 
 class SliderThumbElement FINAL : public HTMLDivElement {
 public:
-    static PassRefPtr<SliderThumbElement> create(Document&);
+    static PassRefPtrWillBeRawPtr<SliderThumbElement> create(Document&);
 
     void setPositionFromValue();
 
@@ -96,7 +96,7 @@ private:
 
 class SliderContainerElement FINAL : public HTMLDivElement {
 public:
-    static PassRefPtr<SliderContainerElement> create(Document&);
+    static PassRefPtrWillBeRawPtr<SliderContainerElement> create(Document&);
 
 private:
     SliderContainerElement(Document&);

third_party/WebKit/Source/core/html/shadow/SpinButtonElement.cpp

@@ -257,4 +257,10 @@ bool SpinButtonElement::shouldRespondToMouseEvents()
     return !m_spinButtonOwner || m_spinButtonOwner->shouldSpinButtonRespondToMouseEvents();
 }
 
+void SpinButtonElement::trace(Visitor* visitor)
+{
+    visitor->trace(m_spinButtonOwner);
+    HTMLDivElement::trace(visitor);
+}
+
 }

third_party/WebKit/Source/core/html/shadow/SpinButtonElement.h

@@ -44,7 +44,7 @@ public:
         EventDispatchAllowed,
         EventDispatchDisallowed,
     };
-    class SpinButtonOwner {
+    class SpinButtonOwner : public WillBeGarbageCollectedMixin {
     public:
         virtual ~SpinButtonOwner() { }
         virtual void focusAndSelectSpinButtonOwner() = 0;
@@ -61,7 +61,7 @@ public:
     static PassRefPtr<SpinButtonElement> create(Document&, SpinButtonOwner&);
     UpDownState upDownState() const { return m_upDownState; }
     void releaseCapture(EventDispatch = EventDispatchAllowed);
-    void removeSpinButtonOwner() { m_spinButtonOwner = 0; }
+    void removeSpinButtonOwner() { m_spinButtonOwner = nullptr; }
 
     void step(int amount);
 
@@ -70,6 +70,8 @@ public:
 
     void forwardEvent(Event*);
 
+    virtual void trace(Visitor*) OVERRIDE;
+
 private:
     SpinButtonElement(Document&, SpinButtonOwner&);
 
@@ -88,7 +90,7 @@ private:
     bool shouldRespondToMouseEvents();
     virtual bool isMouseFocusable() const OVERRIDE { return false; }
 
-    SpinButtonOwner* m_spinButtonOwner;
+    RawPtrWillBeMember<SpinButtonOwner> m_spinButtonOwner;
     bool m_capturing;
     UpDownState m_upDownState;
     UpDownState m_pressStartingState;