Move ENABLE_MEDIA_CAPTURE to a runtime flag

Source/core/html/forms/FileInputType.cpp

 /*
  * Copyright (C) 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011 Apple Inc. All rights reserved.
  * Copyright (C) 2010 Google Inc. All rights reserved.
  *
  * This library is free software; you can redistribute it and/or
  * modify it under the terms of the GNU Library General Public
  * License as published by the Free Software Foundation; either
  * version 2 of the License, or (at your option) any later version.
  *
  * This library is distributed in the hope that it will be useful,
@@ skipping 139 matching lines @@
         return;
 
     if (Chrome* chrome = this->chrome()) {
         FileChooserSettings settings;
         HTMLInputElement& input = element();
         settings.allowsDirectoryUpload = input.fastHasAttribute(webkitdirectoryAttr);
         settings.allowsMultipleFiles = settings.allowsDirectoryUpload || input.fastHasAttribute(multipleAttr);
         settings.acceptMIMETypes = input.acceptMIMETypes();
         settings.acceptFileExtensions = input.acceptFileExtensions();
         settings.selectedFiles = m_fileList->paths();
-#if ENABLE(MEDIA_CAPTURE)
-        settings.useMediaCapture = input.isFileUpload() && input.fastHasAttribute(captureAttr);
-#endif
+        settings.useMediaCapture = RuntimeEnabledFeatures::mediaCaptureEnabled() && input.isFileUpload() && input.fastHasAttribute(captureAttr);
         chrome->runOpenPanel(input.document().frame(), newFileChooser(settings));
     }
     event->setDefaultHandled();
 }
 
 RenderObject* FileInputType::createRenderer(RenderStyle*) const
 {
     return new RenderFileUploadControl(&element());
 }
 
@@ skipping 216 matching lines @@
     StringBuilder names;
     for (size_t i = 0; i < listSize; ++i) {
         names.append(fileList->item(i)->name());
         if (i != listSize - 1)
             names.append('\n');
     }
     return names.toString();
 }
 
 } // namespace WebCore