GTK Themes: Theme the bookmark bubble. (And first run bubble).

chrome/browser/gtk/bookmark_bubble_gtk.h

Index: chrome/browser/gtk/bookmark_bubble_gtk.h
diff --git a/chrome/browser/gtk/bookmark_bubble_gtk.h b/chrome/browser/gtk/bookmark_bubble_gtk.h
index 48890b60e9208689e48d15fefa0ed2787d461f44..3b86a6bd7300727b70a5e48c3fe53e6471fb234f 100644
--- a/chrome/browser/gtk/bookmark_bubble_gtk.h
+++ b/chrome/browser/gtk/bookmark_bubble_gtk.h
@@ -14,11 +14,14 @@
 
 #include <gtk/gtk.h>
 
+#include <string>
 #include <vector>
 
 #include "base/basictypes.h"
 #include "base/task.h"
 #include "chrome/browser/gtk/info_bubble_gtk.h"
+#include "chrome/common/notification_observer.h"
+#include "chrome/common/notification_registrar.h"
 #include "googleurl/src/gurl.h"
 
 class BookmarkNode;
@@ -27,7 +30,8 @@ namespace gfx {
 class Rect;
 }
 
-class BookmarkBubbleGtk : public InfoBubbleGtkDelegate {
+class BookmarkBubbleGtk : public InfoBubbleGtkDelegate,
+                          public NotificationObserver {
  public:
   // Shows the bookmark bubble, pointing at |rect|.
   static void Show(GtkWindow* transient_toplevel,
@@ -42,6 +46,11 @@ class BookmarkBubbleGtk : public InfoBubbleGtkDelegate {
   virtual void InfoBubbleClosing(InfoBubbleGtk* info_bubble,
                                  bool closed_by_escape);
 
+  // Overridden from NotificationObserver:
+  virtual void Observe(NotificationType type,
+                       const NotificationSource& source,
+                       const NotificationDetails& details);
+
  private:
   BookmarkBubbleGtk(GtkWindow* transient_toplevel,
                     const gfx::Rect& rect,
@@ -107,6 +116,9 @@ class BookmarkBubbleGtk : public InfoBubbleGtkDelegate {
   // Our current profile (used to access the bookmark system).
   Profile* profile_;
 
+  // Provides colors and stuff.
+  GtkThemeProvider* theme_provider_;
+
   // The toplevel window our dialogs should be transient for.
   GtkWindow* transient_toplevel_;
 
@@ -114,6 +126,10 @@ class BookmarkBubbleGtk : public InfoBubbleGtkDelegate {
   // when the widget is destroyed (when the InfoBubble is destroyed).
   GtkWidget* content_;
 
+  // The various labels in the interface. We keep track of them for theme
+  // changes.
+  std::vector<GtkWidget*> labels_;
+
   // The GtkEntry for editing the bookmark name / title.
   GtkWidget* name_entry_;
 
@@ -135,6 +151,8 @@ class BookmarkBubbleGtk : public InfoBubbleGtkDelegate {
   bool apply_edits_;
   bool remove_bookmark_;
 
+  NotificationRegistrar registrar_;
+
   DISALLOW_COPY_AND_ASSIGN(BookmarkBubbleGtk);
 };