Create a very simple TabContentsView (and not fully implemented yet) and add more supporting code...

content/shell/shell_content_browser_client.h

Index: content/shell/shell_content_browser_client.h
===================================================================
--- content/shell/shell_content_browser_client.h	(revision 100929)
+++ content/shell/shell_content_browser_client.h	(working copy)
@@ -9,14 +9,22 @@
 #include <string>
 
 #include "base/compiler_specific.h"
+#include "base/memory/scoped_ptr.h"
 #include "content/browser/content_browser_client.h"
 
 namespace content {
 
+class ShellBrowserMainParts;
+
 class ShellContentBrowserClient : public ContentBrowserClient {
  public:
+  ShellContentBrowserClient();
   virtual ~ShellContentBrowserClient();
 
+  void set_shell_browser_main_parts(ShellBrowserMainParts* parts) {
+    shell_browser_main_parts_ = parts;
+  }
+
   virtual BrowserMainParts* CreateBrowserMainParts(
       const MainFunctionParams& parameters) OVERRIDE;
   virtual TabContentsView* CreateTabContentsView(
@@ -136,6 +144,9 @@
       crypto::CryptoModuleBlockingPasswordDelegate* GetCryptoPasswordDelegate(
           const GURL& url) OVERRIDE;
 #endif
+
+ private:
+  ShellBrowserMainParts* shell_browser_main_parts_;
 };
 
 }  // namespace content