Instant Extended: Delete unused overlay code

chrome/browser/ui/cocoa/browser_window_controller_private.h

Index: chrome/browser/ui/cocoa/browser_window_controller_private.h
diff --git a/chrome/browser/ui/cocoa/browser_window_controller_private.h b/chrome/browser/ui/cocoa/browser_window_controller_private.h
index 9e11f1e834b096a686bc8da99d6a7acb0e39e1ce..f3ba8dc103c17e1456747e29b09749d59f3b8f1f 100644
--- a/chrome/browser/ui/cocoa/browser_window_controller_private.h
+++ b/chrome/browser/ui/cocoa/browser_window_controller_private.h
@@ -9,15 +9,6 @@
 
 namespace browser_window_controller {
 
-enum InstantUIState {
-  kInstantUINone,
-  // Instant suggestions are displayed in a overlay overlapping the tab
-  // contents.
-  kInstantUIOverlay,
-  // Instant suggestions are displayed in the main tab contents.
-  kInstantUIFullPageResults,
-};
-
 enum CoreAnimationStatus {
   kCoreAnimationDisabled,
   kCoreAnimationEnabledLazy,
@@ -162,15 +153,6 @@ enum CoreAnimationStatus {
 // The opacity for the toolbar divider; 0 means that it shouldn't be shown.
 - (CGFloat)toolbarDividerOpacity;
 
-// This is used to check if either the instant overlay or full page instant
-// search results are currently being displayed.
-- (browser_window_controller::InstantUIState)currentInstantUIState;
-
-// Updates the content offets of the tab strip controller and the overlayable
-// contents controller. This is used to adjust the overlap between those views
-// and the bookmark bar.
-- (void)updateContentOffsets;
-
 // Ensures the z-order of subviews is correct.
 - (void)updateSubviewZOrder:(BOOL)inPresentationMode;