Componentization: make core/dom visible for blink_web and blink_tests.

Source/core/dom/ContextFeatures.h

 /*
  * 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:
  *
  *     * Redistributions of source code must retain the above copyright
  * notice, this list of conditions and the following disclaimer.
  *     * Neither the name of Google Inc. nor the names of its
  * contributors may be used to endorse or promote products derived from
  * this software without specific prior written permission.
  *
  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
  * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
  * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
  * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
  * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
  * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
  * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND 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.
  */
 
 #ifndef ContextFeatures_h
 #define ContextFeatures_h
 
+#include "core/CoreExport.h"
 #include "platform/RefCountedSupplement.h"
 
 namespace blink {
 
 class ContextFeaturesClient;
 class Document;
 class Page;
 
 #if ENABLE(OILPAN)
 class ContextFeatures final : public GarbageCollectedFinalized<ContextFeatures>, public HeapSupplement<Page> {
@@ skipping 36 matching lines @@
 class ContextFeaturesClient {
     WTF_MAKE_FAST_ALLOCATED(ContextFeaturesClient);
 public:
     static PassOwnPtr<ContextFeaturesClient> empty();
 
     virtual ~ContextFeaturesClient() { }
     virtual bool isEnabled(Document*, ContextFeatures::FeatureType, bool defaultValue) { return defaultValue; }
     virtual void urlDidChange(Document*) { }
 };
 
-void provideContextFeaturesTo(Page&, PassOwnPtr<ContextFeaturesClient>);
+CORE_EXPORT void provideContextFeaturesTo(Page&, PassOwnPtr<ContextFeaturesClient>);
 void provideContextFeaturesToDocumentFrom(Document&, Page&);
 
 inline PassRefPtrWillBeRawPtr<ContextFeatures> ContextFeatures::create(PassOwnPtr<ContextFeaturesClient> client)
 {
     return adoptRefWillBeNoop(new ContextFeatures(client));
 }
 
 inline bool ContextFeatures::isEnabled(Document* document, FeatureType type, bool defaultValue) const
 {
     if (!m_client)
         return defaultValue;
     return m_client->isEnabled(document, type, defaultValue);
 }
 
 inline void ContextFeatures::urlDidChange(Document* document)
 {
     // FIXME: The original code, commented out below, is obviously
     // wrong, but the seemingly correct fix of negating the test to
     // the more logical 'if (!m_client)' crashes the renderer.
     // See issue 294180
     //
     // if (m_client)
     //     return;
     // m_client->urlDidChange(document);
 }
 
 } // namespace blink
 
 #endif // ContextFeatures_h