third_party: Switch to zcr prefix for downstream wayland interfaces.

third_party/wayland-protocols/unstable/stylus/stylus-unstable-v1.xml

Index: third_party/wayland-protocols/unstable/stylus/stylus-unstable-v1.xml
diff --git a/third_party/wayland-protocols/unstable/stylus/stylus-unstable-v1.xml b/third_party/wayland-protocols/unstable/stylus/stylus-unstable-v1.xml
index 840623e2e1ab1b2ee68d725dd3511c0ad21a8056..32a7a2c59379952083d8d13ac42b33f0100fa362 100644
--- a/third_party/wayland-protocols/unstable/stylus/stylus-unstable-v1.xml
+++ b/third_party/wayland-protocols/unstable/stylus/stylus-unstable-v1.xml
@@ -24,7 +24,7 @@
     DEALINGS IN THE SOFTWARE.
   </copyright>
 
-  <interface name="zwp_stylus_v1" version="1">
+  <interface name="zcr_stylus_v1" version="1">
     <description summary="extends wl_pointer with events for on-screen stylus">
       Allows a wl_pointer to represent an on-screen stylus. The client can
       interpret the on-screen stylus like any other mouse device, and use
@@ -46,6 +46,97 @@
 
     <request name="get_pointer_stylus">
       <description summary="get stylus interface for pointer">
+        Create pointer_stylus object. See zcr_pointer_stylus_v1 interface for
+        details.
+      </description>
+      <arg name="id" type="new_id" interface="zcr_pointer_stylus_v1"/>
+      <arg name="pointer" type="object" interface="wl_pointer"/>
+    </request>
+  </interface>
+
+  <interface name="zcr_pointer_stylus_v1" version="1">
+    <description summary="stylus extension for pointer">
+      The zcr_pointer_stylus_v1 interface extends the wl_pointer interface with
+      events to describe details about a stylus acting as a pointer.
+    </description>
+
+    <request name="destroy" type="destructor">
+      <description summary="destroy stylus object"/>
+    </request>
+
+    <enum name="tool_type">
+      <description summary="tool type of device."/>
+      <entry name="mouse" value="0" summary="Mouse or touchpad, not a stylus."/>
+      <entry name="pen" value="1" summary="Pen"/>
+      <entry name="touch" value="2" summary="Touch"/>
+      <entry name="eraser" value="3" summary="Eraser"/>
+    </enum>
+
+    <event name="tool_change">
+      <description summary="pointing device tool type changed">
+        Notification that the user is using a new tool type. There can only be
+        one tool in use at a time. If the pointer enters a client surface, with
+        a tool type other than mouse, this event will also be generated.
+
+        If this event is not received, the client has to assume a mouse is in
+        use. The remaining events of this protocol are only being generated
+        after this event has been fired with a tool type other than mouse.
+      </description>
+      <arg name="type" type="uint" enum="tool_type" summary="new device type"/>
+    </event>
+
+    <event name="force">
+      <description summary="force change event">
+        Notification of a change in physical force on the surface of the screen.
+
+        If the pointer enters a client surface, with a tool type other than
+        mouse, this event will also be generated.
+
+        The force is calibrated and normalized to the 0 to 1 range.
+      </description>
+      <arg name="time" type="uint" summary="timestamp with millisecond granularity"/>
+      <arg name="force" type="fixed" summary="new value of force"/>
+    </event>
+
+    <event name="tilt">
+      <description summary="force change event">
+        Notification of a change in tilt of the pointing tool.
+
+        If the pointer enters a client surface, with a tool type other than
+        mouse, this event will also be generated.
+
+        Measured from surface normal as plane angle in degrees, values lie in
+        [-90,90]. A positive x is to the right and a positive y is towards the
+        user.
+      </description>
+      <arg name="time" type="uint" summary="timestamp with millisecond granularity"/>
+      <arg name="tilt_x" type="fixed" summary="tilt in x direction"/>
+      <arg name="tilt_y" type="fixed" summary="tilt in y direction"/>
+    </event>
+  </interface>
+
+  <interface name="zwp_stylus_v1" version="1">
+    <description summary="DEPRECATED">
+      Allows a wl_pointer to represent an on-screen stylus. The client can
+      interpret the on-screen stylus like any other mouse device, and use
+      this protocol to obtain detail information about the type of stylus,
+      as well as the force and tilt of the tool.
+
+      These events are to be fired by the server within the same frame as other
+      wl_pointer events.
+
+      Warning! The protocol described in this file is experimental and
+      backward incompatible changes may be made. Backward compatible changes
+      may be added together with the corresponding uinterface version bump.
+      Backward incompatible changes are done by bumping the version number in
+      the protocol and uinterface names and resetting the interface version.
+      Once the protocol is to be declared stable, the 'z' prefix and the
+      version number in the protocol and interface names are removed and the
+      interface version number is reset.
+    </description>
+
+    <request name="get_pointer_stylus">
+      <description summary="get stylus interface for pointer">
         Create pointer_stylus object. See zwp_pointer_stylus_v1 interface for
         details.
       </description>
@@ -55,7 +146,7 @@
   </interface>
 
   <interface name="zwp_pointer_stylus_v1" version="1">
-    <description summary="stylus extension for pointer">
+    <description summary="DEPRECATED">
       The zwp_pointer_stylus_v1 interface extends the wl_pointer interface with
       events to describe details about a stylus acting as a pointer.
     </description>