Move host resource from the proxy to the shared_impl.

ppapi/proxy/ppb_font_proxy.h

Index: ppapi/proxy/ppb_font_proxy.h
diff --git a/ppapi/proxy/ppb_font_proxy.h b/ppapi/proxy/ppb_font_proxy.h
index 05c0e7e20d3e277d6e13f9fd243759dd12a32117..8058fdf22e988b01b9407609c9fe8b297c60b0ba 100644
--- a/ppapi/proxy/ppb_font_proxy.h
+++ b/ppapi/proxy/ppb_font_proxy.h
@@ -7,9 +7,9 @@
 
 #include "base/basictypes.h"
 #include "base/synchronization/waitable_event.h"
-#include "ppapi/proxy/host_resource.h"
 #include "ppapi/proxy/interface_proxy.h"
 #include "ppapi/proxy/plugin_resource.h"
+#include "ppapi/shared_impl/host_resource.h"
 #include "ppapi/shared_impl/webkit_forwarding.h"
 #include "ppapi/thunk/ppb_font_api.h"
 
@@ -50,15 +50,12 @@ class Font : public PluginResource,
   // resource should be 0. However, various code assumes the instance in the
   // host resource is valid (this is how resources are associated with
   // instances), so that should be set.
-  Font(const HostResource& resource, const PP_FontDescription_Dev& desc);
+  Font(const ppapi::HostResource& resource, const PP_FontDescription_Dev& desc);
   virtual ~Font();
 
   // ResourceObjectBase.
   virtual ppapi::thunk::PPB_Font_API* AsPPB_Font_API() OVERRIDE;
 
-  // PluginResource overrides.
-  virtual Font* AsFont() OVERRIDE;
-
   // PPB_Font_API implementation.
   virtual PP_Bool Describe(PP_FontDescription_Dev* description,
                            PP_FontMetrics_Dev* metrics) OVERRIDE;