Move color chooser objects to the Oilpan heap.

Source/web/ChromeClientImpl.h

Index: Source/web/ChromeClientImpl.h
diff --git a/Source/web/ChromeClientImpl.h b/Source/web/ChromeClientImpl.h
index c139396aa9a7524c2c547ce9c8d4af6e2225b9b2..6e62782c622b46954a6f2570208a12104dce95ca 100644
--- a/Source/web/ChromeClientImpl.h
+++ b/Source/web/ChromeClientImpl.h
@@ -51,13 +51,13 @@ class GraphicsLayerFactory;
 class HTMLFormControlElement;
 class HTMLInputElement;
 class KeyboardEvent;
+class PagePopup;
+class PagePopupClient;
 class PopupMenuClient;
 class RenderBox;
 class SecurityOrigin;
 class DateTimeChooser;
 class DateTimeChooserClient;
-class WebColorChooser;
-class WebColorChooserClient;
 class WebViewImpl;
 struct WebCursorInfo;
 struct WebPopupMenuInfo;
@@ -127,7 +127,7 @@ public:
     virtual void print(LocalFrame*) override;
     virtual void annotatedRegionsChanged() override;
     virtual bool paintCustomOverhangArea(GraphicsContext*, const IntRect&, const IntRect&, const IntRect&) override;
-    virtual PassOwnPtr<ColorChooser> createColorChooser(LocalFrame*, ColorChooserClient*, const Color&) override;
+    virtual PassOwnPtrWillBeRawPtr<ColorChooser> createColorChooser(LocalFrame*, ColorChooserClient*, const Color&) override;
     virtual PassRefPtr<DateTimeChooser> openDateTimeChooser(DateTimeChooserClient*, const DateTimeChooserParameters&) override;
     virtual void openTextDataListChooser(HTMLInputElement&) override;
     virtual void runOpenPanel(LocalFrame*, PassRefPtr<FileChooser>) override;