Moving chrome://tracing to content.

content/public/browser/content_browser_client.h

Index: content/public/browser/content_browser_client.h
===================================================================
--- content/public/browser/content_browser_client.h	(revision 179949)
+++ content/public/browser/content_browser_client.h	(working copy)
@@ -49,6 +49,10 @@
 class X509Certificate;
 }
 
+namespace ui {
+class SelectFilePolicy;
+}
+
 namespace content {
 
 class AccessTokenStore;
@@ -444,6 +448,10 @@
   // Returns the directory containing hyphenation dictionaries.
   virtual FilePath GetHyphenDictionaryDirectory();
 
+  // Returns an implementation of a file selecition policy. Can return NULL.
+  virtual ui::SelectFilePolicy* CreateSelectFilePolicy(
+      WebContents* web_contents);
+
 #if defined(OS_POSIX) && !defined(OS_MACOSX)
   // Populates |mappings| with all files that need to be mapped before launching
   // a child process.