Move PointerController from sp to shared_ptr

Bug: 160010896
Test: atest PointerController_test, atest InputReader_test, manual usage
Change-Id: Ic43ab94ca76c736fde0d217efeab99b2afd6f622
Merged-In: Ic43ab94ca76c736fde0d217efeab99b2afd6f622
(cherry picked from commit 17db18e83fb3d4cdba0dcf25c2bcec350fab3d16)
diff --git a/services/inputflinger/reader/mapper/CursorInputMapper.h b/services/inputflinger/reader/mapper/CursorInputMapper.h
index f65ac39..05bbb26 100644
--- a/services/inputflinger/reader/mapper/CursorInputMapper.h
+++ b/services/inputflinger/reader/mapper/CursorInputMapper.h
@@ -106,7 +106,7 @@
 
     int32_t mOrientation;
 
-    sp<PointerControllerInterface> mPointerController;
+    std::shared_ptr<PointerControllerInterface> mPointerController;
 
     int32_t mButtonState;
     nsecs_t mDownTime;
diff --git a/services/inputflinger/reader/mapper/TouchCursorInputMapperCommon.h b/services/inputflinger/reader/mapper/TouchCursorInputMapperCommon.h
index 2a3e263..a86443d 100644
--- a/services/inputflinger/reader/mapper/TouchCursorInputMapperCommon.h
+++ b/services/inputflinger/reader/mapper/TouchCursorInputMapperCommon.h
@@ -17,12 +17,13 @@
 #ifndef _UI_INPUTREADER_TOUCH_CURSOR_INPUT_MAPPER_COMMON_H
 #define _UI_INPUTREADER_TOUCH_CURSOR_INPUT_MAPPER_COMMON_H
 
+#include <input/DisplayViewport.h>
+#include <stdint.h>
+
 #include "EventHub.h"
 #include "InputListener.h"
 #include "InputReaderContext.h"
 
-#include <stdint.h>
-
 namespace android {
 
 // --- Static Definitions ---
diff --git a/services/inputflinger/reader/mapper/TouchInputMapper.cpp b/services/inputflinger/reader/mapper/TouchInputMapper.cpp
index 99a572a..10b6a18 100644
--- a/services/inputflinger/reader/mapper/TouchInputMapper.cpp
+++ b/services/inputflinger/reader/mapper/TouchInputMapper.cpp
@@ -765,7 +765,7 @@
             mPointerController = getContext()->getPointerController(getDeviceId());
         }
     } else {
-        mPointerController.clear();
+        mPointerController.reset();
     }
 
     if (viewportChanged || deviceModeChanged) {
diff --git a/services/inputflinger/reader/mapper/TouchInputMapper.h b/services/inputflinger/reader/mapper/TouchInputMapper.h
index 58bfc5c..7f811a0 100644
--- a/services/inputflinger/reader/mapper/TouchInputMapper.h
+++ b/services/inputflinger/reader/mapper/TouchInputMapper.h
@@ -376,7 +376,7 @@
     nsecs_t mDownTime;
 
     // The pointer controller, or null if the device is not a pointer.
-    sp<PointerControllerInterface> mPointerController;
+    std::shared_ptr<PointerControllerInterface> mPointerController;
 
     std::vector<VirtualKey> mVirtualKeys;