Start moving code from BrowserMain to content, so that it can be reused by all embedders of conte...

content/browser/content_browser_client.h

Index: content/browser/content_browser_client.h
===================================================================
--- content/browser/content_browser_client.h	(revision 99756)
+++ content/browser/content_browser_client.h	(working copy)
@@ -32,8 +32,13 @@
 class TabContentsView;
 class WorkerProcessHost;
 struct DesktopNotificationHostMsg_Show_Params;
+struct MainFunctionParams;
 struct WebPreferences;
 
+namespace content {
+class BrowserMainParts;
+}
+
 namespace crypto {
 class CryptoModuleBlockingPasswordDelegate;
 }
@@ -59,6 +64,7 @@
 namespace content {
 
 class BrowserContext;
+class BrowserMainParts;
 class ResourceContext;
 class WebUIFactory;
 
@@ -74,6 +80,12 @@
  public:
   virtual ~ContentBrowserClient() {}
 
+  // Allows the embedder to return a customed BrowserMainParts implementation
+  // for the browser staratup code. Can return NULL, in which case the default
+  // is used.
+  virtual BrowserMainParts* CreateBrowserMainParts(
+      const MainFunctionParams& parameters) = 0;
+
   virtual TabContentsView* CreateTabContentsView(TabContents* tab_contents) = 0;
 
   // Notifies that a new RenderHostView has been created.