Revert "Wrap liblog dependency in GOOGLE_PROTOBUF_MIN_LOG_LEVEL"

This reverts commit 08ddffbd976f97a994d70d909f933dff95569e6f.

Logging methods are now used even if GOOGLE_PROTOBUF_MIN_LOG_LEVEL
is not set.

Bug: 37342627
Bug: 117607748
Test: m checkbuild
Change-Id: I62ef3048442955a9450440bec8341419016abccc
diff --git a/src/google/protobuf/stubs/common.cc b/src/google/protobuf/stubs/common.cc
index 471c767..aa5b36c 100755
--- a/src/google/protobuf/stubs/common.cc
+++ b/src/google/protobuf/stubs/common.cc
@@ -54,10 +54,8 @@
 #error "No suitable threading library available."
 #endif
 #if defined(__ANDROID__)
-#ifdef GOOGLE_PROTOBUF_MIN_LOG_LEVEL
 #include <android/log.h>
 #endif
-#endif
 
 namespace google {
 namespace protobuf {