diff --git a/mozilla/gfx/src/gtk/gtkdrawing.c b/mozilla/gfx/src/gtk/gtkdrawing.c
index 89ab152bd26..df1a8594278 100644
--- a/mozilla/gfx/src/gtk/gtkdrawing.c
+++ b/mozilla/gfx/src/gtk/gtkdrawing.c
@@ -56,6 +56,7 @@ extern GtkWidget* gDropdownButtonWidget;
 extern GtkWidget* gHandleBoxWidget;
 extern GtkWidget* gFrameWidget;
 extern GtkWidget* gProtoWindow;
+extern GtkWidget* gProgressWidget;
 extern GtkTooltips* gTooltipWidget;
 
 GtkStateType
@@ -390,3 +391,22 @@ moz_gtk_frame_paint(GdkWindow* window, GtkStyle* style, GdkRectangle* rect,
                    gFrameWidget, "frame", rect->x, rect->y, rect->width,
                    rect->height);
 }
+
+void
+moz_gtk_progressbar_paint(GdkWindow* window, GtkStyle* style,
+                          GdkRectangle* rect, GdkRectangle* cliprect)
+{
+  gtk_paint_box(style, window, GTK_STATE_NORMAL, GTK_SHADOW_IN,
+                cliprect, gProgressWidget, "trough", rect->x, rect->y,
+                rect->width, rect->height);
+}
+
+void
+moz_gtk_progress_chunk_paint(GdkWindow* window, GtkStyle* style,
+                             GdkRectangle* rect, GdkRectangle* cliprect)
+{
+  gtk_paint_box(style, window, GTK_STATE_PRELIGHT, GTK_SHADOW_OUT,
+                cliprect, gProgressWidget, "bar", rect->x, rect->y,
+                rect->width, rect->height);
+}
+
diff --git a/mozilla/gfx/src/gtk/gtkdrawing.h b/mozilla/gfx/src/gtk/gtkdrawing.h
index fef93afe27b..a27f4270909 100644
--- a/mozilla/gfx/src/gtk/gtkdrawing.h
+++ b/mozilla/gfx/src/gtk/gtkdrawing.h
@@ -115,6 +115,14 @@ void
 moz_gtk_frame_paint(GdkWindow* window, GtkStyle* style, GdkRectangle* rect,
                     GdkRectangle* cliprect);
 
+void
+moz_gtk_progressbar_paint(GdkWindow* window, GtkStyle* style,
+                          GdkRectangle* rect, GdkRectangle* cliprect);
+
+void
+moz_gtk_progress_chunk_paint(GdkWindow* window, GtkStyle* style,
+                             GdkRectangle* rect, GdkRectangle* cliprect);
+
 #ifdef __cplusplus
 }
 #endif /* __cplusplus */
diff --git a/mozilla/gfx/src/gtk/nsNativeThemeGTK.cpp b/mozilla/gfx/src/gtk/nsNativeThemeGTK.cpp
index 3fe28b0b913..791cf386f92 100644
--- a/mozilla/gfx/src/gtk/nsNativeThemeGTK.cpp
+++ b/mozilla/gfx/src/gtk/nsNativeThemeGTK.cpp
@@ -66,6 +66,7 @@ GtkWidget* gDropdownButtonWidget;
 GtkWidget* gHandleBoxWidget;
 GtkWidget* gFrameWidget;
 GtkWidget* gProtoWindow;
+GtkWidget* gProgressWidget;
 GtkTooltips* gTooltipWidget;
 
 nsNativeThemeGTK::nsNativeThemeGTK()
@@ -337,6 +338,20 @@ nsNativeThemeGTK::DrawWidgetBackground(nsIRenderingContext* aContext,
     EnsureFrameWidget();
     moz_gtk_frame_paint(window, gFrameWidget->style, &gdk_rect, &gdk_clip);
     break;
+
+  case NS_THEME_PROGRESSBAR:
+  case NS_THEME_PROGRESSBAR_VERTICAL:
+    EnsureProgressBarWidget();
+    moz_gtk_progressbar_paint(window, gProgressWidget->style, &gdk_rect,
+                              &gdk_clip);
+    break;
+
+  case NS_THEME_PROGRESSBAR_CHUNK:
+  case NS_THEME_PROGRESSBAR_CHUNK_VERTICAL:
+    EnsureProgressBarWidget();
+    moz_gtk_progress_chunk_paint(window, gProgressWidget->style, &gdk_rect,
+                                 &gdk_clip);
+    break;
   }
 
   return NS_OK;
@@ -391,6 +406,11 @@ nsNativeThemeGTK::GetWidgetBorder(nsIDeviceContext* aContext, nsIFrame* aFrame,
     EnsureFrameWidget();
     WidgetBorderToMargin(gFrameWidget, aResult);
     break;
+  case NS_THEME_PROGRESSBAR:
+  case NS_THEME_PROGRESSBAR_VERTICAL:
+    EnsureProgressBarWidget();
+    WidgetBorderToMargin(gProgressWidget, aResult);
+    break;
   }
 
   return NS_OK;
@@ -546,10 +566,10 @@ nsNativeThemeGTK::ThemeSupportsWidget(nsIPresContext* aPresContext,
     // case NS_THEME_TREEVIEW_HEADER_CELL:
     // case NS_THEME_TREEVIEW_HEADER_SORTARROW:
     // case NS_THEME_TREEVIEW_TWISTY_OPEN:
-    // case NS_THEME_PROGRESSBAR:
-    // case NS_THEME_PROGRESSBAR_CHUNK:
-    // case NS_THEME_PROGRESSBAR_VERTICAL:
-    // case NS_THEME_PROGRESSBAR_CHUNK_VERTICAL:
+    case NS_THEME_PROGRESSBAR:
+    case NS_THEME_PROGRESSBAR_CHUNK:
+    case NS_THEME_PROGRESSBAR_VERTICAL:
+    case NS_THEME_PROGRESSBAR_CHUNK_VERTICAL:
     // case NS_THEME_TAB:
     // case NS_THEME_TAB_PANEL:
     // case NS_THEME_TAB_LEFT_EDGE:
@@ -705,3 +725,12 @@ nsNativeThemeGTK::EnsureFrameWidget()
   }
 }
 
+void
+nsNativeThemeGTK::EnsureProgressBarWidget()
+{
+  if (!gProgressWidget) {
+    gProgressWidget = gtk_progress_bar_new();
+    SetupWidgetPrototype(gProgressWidget);
+  }
+}
+
diff --git a/mozilla/gfx/src/gtk/nsNativeThemeGTK.h b/mozilla/gfx/src/gtk/nsNativeThemeGTK.h
index df4c40d2b72..975f1e4d199 100644
--- a/mozilla/gfx/src/gtk/nsNativeThemeGTK.h
+++ b/mozilla/gfx/src/gtk/nsNativeThemeGTK.h
@@ -98,6 +98,7 @@ protected:
   void EnsureHandleBoxWidget();
   void EnsureTooltipWidget();
   void EnsureFrameWidget();
+  void EnsureProgressBarWidget();
 
 private:
   nsCOMPtr<nsIAtom> mCheckedAtom;