Start splitting out WebUI into an implementation class and an interface that each page implements...

content/public/common/content_client.cc

Index: content/public/common/content_client.cc
===================================================================
--- content/public/common/content_client.cc	(revision 117388)
+++ content/public/common/content_client.cc	(working copy)
@@ -7,6 +7,7 @@
 #include "base/logging.h"
 #include "base/string_piece.h"
 #include "webkit/glue/webkit_glue.h"
+#include "webkit/plugins/ppapi/host_globals.h"
 
 namespace content {
 
@@ -38,6 +39,10 @@
   return webkit_glue::GetUserAgent(url);
 }
 
+webkit::ppapi::HostGlobals* GetHostGlobals() {
+  return webkit::ppapi::HostGlobals::Get();
+}
+
 ContentClient::ContentClient()
     : browser_(NULL), plugin_(NULL), renderer_(NULL), utility_(NULL) {
 }