browser: Move more files into chrome namespace.

chrome/browser/event_disposition.h

Index: chrome/browser/event_disposition.h
diff --git a/chrome/browser/event_disposition.h b/chrome/browser/event_disposition.h
index f8ef4d331768c2340694afe87ca739e929419e3d..6d96a43c9925dd1c0b8ab3bbbe1292cbf0a160d4 100644
--- a/chrome/browser/event_disposition.h
+++ b/chrome/browser/event_disposition.h
@@ -8,13 +8,13 @@
 
 #include "webkit/glue/window_open_disposition.h"
 
-namespace browser {
+namespace chrome {
 
 // Translates event flags into what kind of disposition they represents.
 // For example, a middle click would mean to open a background tab.
 // event_flags are the flags as understood by views::MouseEvent.
 WindowOpenDisposition DispositionFromEventFlags(int event_flags);
 
-}  // namespace browser
+}  // namespace chrome
 
 #endif  // CHROME_BROWSER_EVENT_DISPOSITION_H_