Fix the misalignment on CrOS of the tab background images

chrome/browser/ui/views/tabs/tab.h

Index: chrome/browser/ui/views/tabs/tab.h
diff --git a/chrome/browser/ui/views/tabs/tab.h b/chrome/browser/ui/views/tabs/tab.h
index 9b697a4f914250f669b14fff48456c99d50f7c60..2dfc3b6cdd0a86b77d8ebd45e0ad155d0eadd311 100644
--- a/chrome/browser/ui/views/tabs/tab.h
+++ b/chrome/browser/ui/views/tabs/tab.h
@@ -214,8 +214,9 @@ class Tab : public TabAudioIndicator::Delegate,
   void PaintInactiveTabBackgroundWithTitleChange(gfx::Canvas* canvas,
                                                  ui::MultiAnimation* animation);
   void PaintInactiveTabBackground(gfx::Canvas* canvas);
-  void PaintInactiveTabBackgroundUsingResourceId(gfx::Canvas* canvas,
-                                                 int tab_id);
+  void PaintInactiveTabBackgroundUsingResourceIds(gfx::Canvas* canvas,
+                                                  int background_id,
+                                                  int background_overlay_id);
   void PaintActiveTabBackground(gfx::Canvas* canvas);
 
   // Paints the icon at the specified coordinates, mirrored for RTL if needed.
@@ -262,10 +263,11 @@ class Tab : public TabAudioIndicator::Delegate,
   // Returns the rectangle for the light bar in immersive mode.
   gfx::Rect GetImmersiveBarRect() const;
 
-  // Gets the tab id and frame id.
-  void GetTabIdAndFrameId(views::Widget* widget,
-                          int* tab_id,
-                          int* frame_id) const;
+  // Gets the resource ids of the theme images to use for painting the inactive
+  // tab background.
+  void GetInactiveBackgroundIdAndOverlayId(views::Widget* widget,
+                                           int* background_id,
+                                           int* background_overlay_id) const;
 
   // Performs a one-time initialization of static resources such as tab images.
   static void InitTabResources();