Prepare for color input datalist support on Android

Source/web/ColorChooserUIController.cpp

 /*
  * Copyright (C) 2012 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:
  *
  * 1.  Redistributions of source code must retain the above copyright
  *     notice, this list of conditions and the following disclaimer.
  * 2.  Redistributions in binary form must reproduce the above copyright
@@ skipping 10 matching lines @@
  * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  */
 
 #include "config.h"
 #include "ColorChooserUIController.h"
 
 #include "ChromeClientImpl.h"
 #include "WebColorChooser.h"
+#include "WebColorSuggestion.h"
+#include "WebViewClient.h"
+#include "WebViewImpl.h"
 #include "platform/ColorChooserClient.h"
 #include "platform/graphics/Color.h"
 #include "public/platform/WebColor.h"
 
 using namespace WebCore;
 
 namespace blink {
 
 
 ColorChooserUIController::ColorChooserUIController(ChromeClientImpl* chromeClient, ColorChooserClient* client)
@@ skipping 32 matching lines @@
 void ColorChooserUIController::didEndChooser()
 {
     ASSERT(m_client);
     m_chooser = nullptr;
     m_client->didEndChooser();
 }
 
 void ColorChooserUIController::openColorChooser()
 {
     ASSERT(!m_chooser);
-    m_chooser = m_chromeClient->createWebColorChooser(this, static_cast<WebColor>(m_client->currentColor().rgb()));
+    WebViewClient* webViewClient = static_cast<WebViewImpl*>(m_chromeClient->webView())->client();
+    if (!webViewClient)
+        return;
+    m_chooser = adoptPtr(webViewClient->createColorChooser(this, static_cast<WebColor>(m_client->currentColor().rgb())));
 }
 
 } // namespace blink