Move remaining Blimp feature code to core.

blimp/client/core/contents/blimp_contents_impl.h

Index: blimp/client/core/contents/blimp_contents_impl.h
diff --git a/blimp/client/core/contents/blimp_contents_impl.h b/blimp/client/core/contents/blimp_contents_impl.h
index ac1a2b6db85afeed62dc1a741e3078435c8bf066..b0ce8ce548fd2d8138b00d1751f0c135f1e79727 100644
--- a/blimp/client/core/contents/blimp_contents_impl.h
+++ b/blimp/client/core/contents/blimp_contents_impl.h
@@ -7,6 +7,7 @@
 
 #include "base/macros.h"
 #include "base/observer_list.h"
+#include "blimp/client/core/compositor/blimp_compositor_manager.h"
 #include "blimp/client/core/contents/blimp_navigation_controller_delegate.h"
 #include "blimp/client/core/contents/blimp_navigation_controller_impl.h"
 #include "blimp/client/public/contents/blimp_contents.h"
@@ -24,11 +25,13 @@ namespace client {
 class BlimpContentsImplAndroid;
 #endif  // defined(OS_ANDROID)
 
+class BlimpCompositorDependencies;
 class BlimpContentsObserver;
 class BlimpContentsView;
 class BlimpNavigationController;
 class ImeFeature;
 class NavigationFeature;
+class RenderWidgetFeature;
 class TabControlFeature;
 
 class BlimpContentsImpl : public BlimpContents,
@@ -36,8 +39,10 @@ class BlimpContentsImpl : public BlimpContents,
  public:
   // Ownership of the features remains with the caller.
   explicit BlimpContentsImpl(int id,
+                             BlimpCompositorDependencies* compositor_deps,
                              ImeFeature* ime_feature,
                              NavigationFeature* navigation_feature,
+                             RenderWidgetFeature* render_widget_feature,
                              TabControlFeature* tab_control_feature);
   ~BlimpContentsImpl() override;
 
@@ -68,6 +73,8 @@ class BlimpContentsImpl : public BlimpContents,
   // Handles the back/forward list and loading URLs.
   BlimpNavigationControllerImpl navigation_controller_;
 
+  BlimpCompositorManager compositor_manager_;
+
   // A list of all the observers of this BlimpContentsImpl.
   base::ObserverList<BlimpContentsObserver> observers_;