mac, fullscreen: Several bug fixes after major refactor.

chrome/browser/ui/cocoa/browser_window_controller.mm

Index: chrome/browser/ui/cocoa/browser_window_controller.mm
diff --git a/chrome/browser/ui/cocoa/browser_window_controller.mm b/chrome/browser/ui/cocoa/browser_window_controller.mm
index d2c4d4b54d87173d6dfceeabd7c92732d41abbe0..6fd707a6cc53ef7d706263d5af6bac1c887d42e7 100644
--- a/chrome/browser/ui/cocoa/browser_window_controller.mm
+++ b/chrome/browser/ui/cocoa/browser_window_controller.mm
@@ -2032,7 +2032,6 @@ willAnimateFromState:(BookmarkBar::State)oldState
 
 @end  // @implementation BrowserWindowController
 
-
 @implementation BrowserWindowController(Fullscreen)
 
 - (void)handleLionToggleFullscreen {
@@ -2121,7 +2120,8 @@ willAnimateFromState:(BookmarkBar::State)oldState
 - (BOOL)inPresentationMode {
   return presentationModeController_.get() &&
          [presentationModeController_ inPresentationMode] &&
-         fullscreenStyle_ == fullscreen_mac::OMNIBOX_TABS_HIDDEN;
+         presentationModeController_.get().slidingStyle ==
+             fullscreen_mac::OMNIBOX_TABS_HIDDEN;
 }
 
 - (void)resizeFullscreenWindow {
@@ -2134,15 +2134,6 @@ willAnimateFromState:(BookmarkBar::State)oldState
   [self layoutSubviews];
 }
 
-- (CGFloat)floatingBarShownFraction {
-  return floatingBarShownFraction_;
-}
-
-- (void)setFloatingBarShownFraction:(CGFloat)fraction {
-  floatingBarShownFraction_ = fraction;
-  [self layoutSubviews];
-}
-
 - (BOOL)isBarVisibilityLockedForOwner:(id)owner {
   DCHECK(owner);
   DCHECK(barVisibilityLocks_);