Move test-only ContextFactory implementations out of production targets

content/browser/aura/no_transport_image_transport_factory.cc

Index: content/browser/aura/no_transport_image_transport_factory.cc
diff --git a/content/browser/aura/no_transport_image_transport_factory.cc b/content/browser/aura/no_transport_image_transport_factory.cc
index 496362a71a07a3bf54fd57636606956ab40f0c83..57648057d9de1e544e0e51301d31ce2be36717c5 100644
--- a/content/browser/aura/no_transport_image_transport_factory.cc
+++ b/content/browser/aura/no_transport_image_transport_factory.cc
@@ -44,8 +44,8 @@ class FakeTexture : public ui::Texture {
 }  // anonymous namespace
 
 NoTransportImageTransportFactory::NoTransportImageTransportFactory(
-    ui::ContextFactory* context_factory)
-    : context_factory_(context_factory) {}
+    scoped_ptr<ui::ContextFactory> context_factory)
+    : context_factory_(context_factory.Pass()) {}
 
 NoTransportImageTransportFactory::~NoTransportImageTransportFactory() {}