Add more debug information.

Re-commit https://googleplex-android-review.googlesource.com/#/c/519430/
Add fix for win_sdk build.

Add socketpair debug log.
Also output thread information in log on host side.

Change-Id: I21021bc111a3f7362a91b70593e3738125878118
diff --git a/adb/sysdeps.h b/adb/sysdeps.h
index ba4306f..f92038f 100644
--- a/adb/sysdeps.h
+++ b/adb/sysdeps.h
@@ -76,6 +76,11 @@
     return 0;
 }
 
+static __inline__  unsigned long adb_thread_id()
+{
+    return GetCurrentThreadId();
+}
+
 static __inline__ void  close_on_exec(int  fd)
 {
     /* nothing really */
@@ -515,6 +520,12 @@
 {
     return strtok_r(str, delim, saveptr);
 }
+
+static __inline__ unsigned long adb_thread_id()
+{
+    return pthread_self();
+}
+
 #undef   strtok_r
 #define  strtok_r  ___xxx_strtok_r