Update to Chromium revision 74933.

- CefRegisterPlugin now only supports a single mime type per registration.

git-svn-id: https://chromiumembedded.googlecode.com/svn/trunk@186 5089003a-bbd8-11dd-ad1f-f1f9622dbc98

libcef/browser_request_context.h

@@ -16,7 +16,7 @@ class BlobStorageController;
 }
 
 // A basic URLRequestContext that only provides an in-memory cookie store.
-class BrowserRequestContext : public URLRequestContext {
+class BrowserRequestContext : public net::URLRequestContext {
  public:
   // Use an in-memory cache
   BrowserRequestContext();