Add handling for immersive fullscreen to the zoom bubble

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

Index: chrome/browser/ui/views/frame/immersive_mode_controller_ash.h
diff --git a/chrome/browser/ui/views/frame/immersive_mode_controller_ash.h b/chrome/browser/ui/views/frame/immersive_mode_controller_ash.h
index 8b33c12f6420f8193fa0191f6dd8e3fa3d4840f8..a8aaa2cc95874d76242bc9dfbcdee1f85af3f8f3 100644
--- a/chrome/browser/ui/views/frame/immersive_mode_controller_ash.h
+++ b/chrome/browser/ui/views/frame/immersive_mode_controller_ash.h
@@ -249,6 +249,10 @@ class ImmersiveModeControllerAsh : public ImmersiveModeController,
   // the top edge of the screen.
   int mouse_x_when_hit_top_;
 
+  // Tracks if the controller has seen a ET_GESTURE_SCROLL_BEGIN, without the
+  // following events.
+  bool gesture_begun_;
+
   // Lock which keeps the top-of-window views revealed based on the current
   // mouse state and the current touch state. Acquiring the lock is used to
   // trigger a reveal when the user moves the mouse to the top of the screen
@@ -277,10 +281,6 @@ class ImmersiveModeControllerAsh : public ImmersiveModeController,
 
   base::WeakPtrFactory<ImmersiveModeControllerAsh> weak_ptr_factory_;
 
-  // Tracks if the controller has seen a ET_GESTURE_SCROLL_BEGIN, without the
-  // following events.
-  bool gesture_begun_;
-
   DISALLOW_COPY_AND_ASSIGN(ImmersiveModeControllerAsh);
 };