Add flag to enable immersive fullscreen for v2 apps

ash/wm/caption_buttons/frame_maximize_button.cc

 // Copyright 2013 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "ash/wm/caption_buttons/frame_maximize_button.h"
 
 #include "ash/launcher/launcher.h"
 #include "ash/screen_ash.h"
 #include "ash/shelf/shelf_widget.h"
 #include "ash/shell.h"
 #include "ash/shell_delegate.h"
 #include "ash/touch/touch_uma.h"
+#include "ash/wm/caption_buttons/frame_maximize_button_observer.h"
 #include "ash/wm/caption_buttons/maximize_bubble_controller.h"
 #include "ash/wm/window_animations.h"
 #include "ash/wm/window_state.h"
 #include "ash/wm/workspace/phantom_window_controller.h"
 #include "ash/wm/workspace/snap_sizer.h"
 #include "grit/ash_strings.h"
 #include "ui/aura/window.h"
 #include "ui/base/l10n/l10n_util.h"
 #include "ui/base/resource/resource_bundle.h"
 #include "ui/events/event.h"
@@ skipping 71 matching lines @@
 }
 
 FrameMaximizeButton::~FrameMaximizeButton() {
   // Before the window gets destroyed, the maximizer dialog needs to be shut
   // down since it would otherwise call into a deleted object.
   maximizer_.reset();
   if (observing_frame_)
     OnWindowDestroying(frame_->GetNativeWindow());
 }
 
+void FrameMaximizeButton::AddObserver(FrameMaximizeButtonObserver* observer) {
+  observer_list_.AddObserver(observer);
+}
+
+void FrameMaximizeButton::RemoveObserver(
+    FrameMaximizeButtonObserver* observer) {
+  observer_list_.RemoveObserver(observer);
+}
+
 void FrameMaximizeButton::SnapButtonHovered(SnapType type) {
   // Make sure to only show hover operations when no button is pressed and
   // a similar snap operation in progress does not get re-applied.
   if (is_snap_enabled_ || (type == snap_type_ && snap_sizer_))
     return;
   // Prime the mouse location with the center of the (local) button.
   press_location_ = gfx::Point(width() / 2, height() / 2);
   // Then get an adjusted mouse position to initiate the effect.
   gfx::Point location = press_location_;
   switch (type) {
@@ skipping 36 matching lines @@
   Cancel(true);
   // Tell our menu to close.
   maximizer_.reset();
   snap_type_ = snap_type;
   // Since Snap might destroy |this|, but the snap_sizer needs to be destroyed,
   // The ownership of the snap_sizer is taken now.
   scoped_ptr<SnapSizer> snap_sizer(snap_sizer_.release());
   Snap(snap_sizer.get());
 }
 
+void FrameMaximizeButton::OnMaximizeBubbleShown(views::Widget* bubble) {
+  FOR_EACH_OBSERVER(FrameMaximizeButtonObserver,
+                    observer_list_,
+                    OnMaximizeBubbleShown(bubble));
+}
+
 void FrameMaximizeButton::DestroyMaximizeMenu() {
   Cancel(false);
 }
 
 void FrameMaximizeButton::OnWindowBoundsChanged(
     aura::Window* window,
     const gfx::Rect& old_bounds,
     const gfx::Rect& new_bounds) {
   Cancel(false);
 }
@@ skipping 403 matching lines @@
     return FRAME_STATE_SNAP_LEFT;
   if (bounds.right() == screen.right())
     return FRAME_STATE_SNAP_RIGHT;
   // If we come here, it is likely caused by the fact that the
   // "VerticalResizeDoubleClick" stored a restore rectangle. In that case
   // we allow all maximize operations (and keep the restore rectangle).
   return FRAME_STATE_NONE;
 }
 
 }  // namespace ash