chromeos: Laser tool blocks events from propagating.

ash/common/palette_delegate.h

Index: ash/common/palette_delegate.h
diff --git a/ash/common/palette_delegate.h b/ash/common/palette_delegate.h
index 8b6be72891504488cd105dfb5db06c016af2d834..3d6ad62339313af9e509c6de074626b989799e53 100644
--- a/ash/common/palette_delegate.h
+++ b/ash/common/palette_delegate.h
@@ -37,6 +37,8 @@ class PaletteDelegate {
   virtual bool HasNoteApp() = 0;
 
   // Enables or disables the partial magnifier.
+  // TODO(sammiequon): This can be removed from the delegate and put in wmshell.
+  // See http://crbug.com/647031.
   virtual void SetPartialMagnifierState(bool enabled) = 0;
 
   // Set callback that is run when a stylus is inserted or removed.
@@ -62,10 +64,6 @@ class PaletteDelegate {
   // Cancels any active partial screenshot session.
   virtual void CancelPartialScreenshot() = 0;
 
-  // Called when the laser pointer has been enabled or disabled.
-  virtual void OnLaserPointerEnabled() = 0;
-  virtual void OnLaserPointerDisabled() = 0;
-
  private:
   DISALLOW_ASSIGN(PaletteDelegate);
 };