Replace cutils/log.h and rationalize log/log.h and android/log.h

- cutils/log.h treat as deprecated and lead by example
- android/log.h to be used instead of log/log.h if possible
- add system includes that are assumed as side effects
- define LOG_TAG first

Test: compile
Bug: 31289077
Bug: 30465923
Change-Id: I8d99b24c333578c9b5aa9f2a01324bd0bba268dd
diff --git a/services/surfaceflinger/DisplayHardware/HWC2On1Adapter.cpp b/services/surfaceflinger/DisplayHardware/HWC2On1Adapter.cpp
index ad287c1..617ea9f 100644
--- a/services/surfaceflinger/DisplayHardware/HWC2On1Adapter.cpp
+++ b/services/surfaceflinger/DisplayHardware/HWC2On1Adapter.cpp
@@ -28,8 +28,8 @@
 #include <cstdlib>
 #include <sstream>
 
-#include <android/log.h>
 #include <hardware/hwcomposer.h>
+#include <log/log.h>
 #include <utils/Trace.h>
 
 using namespace std::chrono_literals;