android10 鼠标右键返回

基于RK3399 官方SDK验证。
android9和android10的修改方法一致，和android11的修改位置不同。
具体修改如下：

frameworks/native/services/inputflinger/InputReader.cpp 

diff --git a/services/inputflinger/InputReader.cpp b/services/inputflinger/InputReader.cpp
index 8a66fc735a..d5e69289da 100755
--- a/services/inputflinger/InputReader.cpp
+++ b/services/inputflinger/InputReader.cpp
@@ -1377,7 +1377,7 @@ uint32_t CursorButtonAccumulator::getButtonState() const {
     if (mBtnRight) {
         char targetProduct[PROPERTY_VALUE_MAX] = {0};
         property_get("ro.target.product", targetProduct, "");
-        if (strcmp(targetProduct, "box") == 0 || strcmp(targetProduct, "atv") == 0) {
+        if (strcmp(targetProduct, "box") == 0 || strcmp(targetProduct, "atv") == 0 || strcmp(targetProduct,"tablet") == 0)  {
             result |= AMOTION_EVENT_BUTTON_BACK;
         } else {
             result |= AMOTION_EVENT_BUTTON_SECONDARY;

参考：
android11 鼠标右键返回