Add comment to PPB_MouseInputEvent version 1.1 that GetMovement hasn't been supported.

ppapi/cpp/input_event.h

Index: ppapi/cpp/input_event.h
diff --git a/ppapi/cpp/input_event.h b/ppapi/cpp/input_event.h
index d64e826882839dc606307d5cb571642a42931a56..53dcb045868068aa64e4f61027ebd0eb1e39d459 100644
--- a/ppapi/cpp/input_event.h
+++ b/ppapi/cpp/input_event.h
@@ -123,7 +123,15 @@ class MouseInputEvent : public InputEvent {
   /// @param[in] click_count
   /// TODO(brettw) figure out exactly what this means.
   ///
-  /// @param[in] mouse_movement The change in position of the mouse.
+  MouseInputEvent(Instance* instance,
+                  PP_InputEvent_Type type,
+                  PP_TimeTicks time_stamp,
+                  uint32_t modifiers,
+                  PP_InputEvent_MouseButton mouse_button,
+                  const Point& mouse_position,
+                  int32_t click_count);
+
+  // @param[in] mouse_movement Currently this parameter is ignored.
   MouseInputEvent(Instance* instance,

[yzshen1, 2011/09/02 23:41:11]

The reason why I keep this constructor:
Some pdf-related code has been changed to use this new constructor. I don't want
to ask somebody to revert the fix and later ask them to re-apply.

                   PP_InputEvent_Type type,
                   PP_TimeTicks time_stamp,
@@ -140,9 +148,7 @@ class MouseInputEvent : public InputEvent {
   /// events, and for all non-mouse events.
   PP_InputEvent_MouseButton GetButton() const;
 
-  /// GetPosition() returns the pixel location of a mouse input event. When
-  /// the mouse is locked, it returns the last known mouse position just as
-  /// mouse lock was entered.
+  /// GetPosition() returns the pixel location of a mouse input event.
   ///
   /// @return The point associated with the mouse event, relative to the upper-
   /// left of the instance receiving the event. These values can be negative for
@@ -151,15 +157,6 @@ class MouseInputEvent : public InputEvent {
 
   // TODO(brettw) figure out exactly what this means.
   int32_t GetClickCount() const;
-
-  /// Returns the change in position of the mouse. When the mouse is locked,
-  /// although the mouse position doesn't actually change, this function
-  /// still provides movement information, which indicates what the change in
-  /// position would be had the mouse not been locked.
-  ///
-  /// @return The change in position of the mouse, relative to the previous
-  /// position.
-  Point GetMovement() const;
 };
 
 class WheelInputEvent : public InputEvent {