Support sharing of ContentMain and BrowserMain code with embedded use cases.

content/shell/shell_main_delegate.h

Index: content/shell/shell_main_delegate.h
===================================================================
--- content/shell/shell_main_delegate.h	(revision 117304)
+++ content/shell/shell_main_delegate.h	(working copy)
@@ -8,9 +8,16 @@
 
 #include "base/compiler_specific.h"
 #include "base/memory/scoped_ptr.h"
+#include "content/shell/shell.h"
 #include "content/shell/shell_content_client.h"
 #include "content/public/app/content_main_delegate.h"
 
+#if defined(TEST_EMBEDDED_MESSAGE_LOOP)
+#include "content/browser/browser_main_runner.h"
+#endif
+
+class MessageLoop;
+
 namespace content {
 class ShellContentBrowserClient;
 class ShellContentRendererClient;
@@ -26,9 +33,12 @@
   virtual bool BasicStartupComplete(int* exit_code) OVERRIDE;
   virtual void PreSandboxStartup() OVERRIDE;
   virtual void SandboxInitialized(const std::string& process_type) OVERRIDE;
-  virtual int RunProcess(
+  virtual int RunKnownProcess(
       const std::string& process_type,
       const content::MainFunctionParams& main_function_params) OVERRIDE;
+  virtual int RunUnknownProcess(
+      const std::string& process_type,
+      const content::MainFunctionParams& main_function_params) OVERRIDE;
   virtual void ProcessExiting(const std::string& process_type) OVERRIDE;
 #if defined(OS_MACOSX)
   virtual bool ProcessRegistersWithSystemProcess(
@@ -41,9 +51,19 @@
   virtual void ZygoteForked() OVERRIDE;
 #endif  // OS_MACOSX
 
+#if defined(TEST_EMBEDDED_MESSAGE_LOOP)
+  MessageLoop* CreateBrowserMessageLoop();
+  void DoBrowserMessageLoopWork();
+  void ShutdownBrowser();
+#endif
+
  private:
   void InitializeShellContentClient(const std::string& process_type);
 
+#if defined(TEST_EMBEDDED_MESSAGE_LOOP)
+  scoped_ptr<content::BrowserMainRunner> browser_runner_;
+#endif
+
   scoped_ptr<content::ShellContentBrowserClient> browser_client_;
   scoped_ptr<content::ShellContentRendererClient> renderer_client_;
   scoped_ptr<content::ShellContentPluginClient> plugin_client_;