Remove pre-MD code from browser/ui/views/tabs/tab.cc

chrome/browser/ui/views/frame/immersive_mode_controller_ash.cc

Index: chrome/browser/ui/views/frame/immersive_mode_controller_ash.cc
diff --git a/chrome/browser/ui/views/frame/immersive_mode_controller_ash.cc b/chrome/browser/ui/views/frame/immersive_mode_controller_ash.cc
index 0a4c801d0c4b88eab8d75f84d4ed30f3f6faaff1..83163bdb4867ae35086a53ea467768aa4b3199ac 100644
--- a/chrome/browser/ui/views/frame/immersive_mode_controller_ash.cc
+++ b/chrome/browser/ui/views/frame/immersive_mode_controller_ash.cc
@@ -202,25 +202,6 @@ void ImmersiveModeControllerAsh::LayoutBrowserRootView() {
 // remove all code related to immersive mode hints (here, in TabStrip and
 // BrowserNonClientFrameViewAsh::OnPaint()). See crbug.com/614453.
 bool ImmersiveModeControllerAsh::UpdateTabIndicators() {
-  if (ash::MaterialDesignController::IsImmersiveModeMaterial())

[tdanderson, 2016/09/23 21:57:09]

MD immersive mode was turned on in early 55 which hasn't even hit beta channel,
so please leave the old immersive mode code in place until MD immersive makes it
into stable. We will clean it up at that point as per the TODO above.

[Evan Stade, 2016/09/26 16:40:39]

ah ok, my bad.

-    return false;
-
-  bool has_tabstrip = browser_view_->IsBrowserTypeNormal();
-  if (!IsEnabled() || !has_tabstrip) {
-    use_tab_indicators_ = false;
-  } else {
-    bool in_tab_fullscreen = browser_view_->browser()
-                                 ->exclusive_access_manager()
-                                 ->fullscreen_controller()
-                                 ->IsWindowFullscreenForTabOrPending();
-    use_tab_indicators_ = !in_tab_fullscreen;
-  }
-
-  bool show_tab_indicators = use_tab_indicators_ && !IsRevealed();
-  if (show_tab_indicators != browser_view_->tabstrip()->IsImmersiveStyle()) {
-    browser_view_->tabstrip()->SetImmersiveStyle(show_tab_indicators);
-    return true;
-  }
   return false;
 }