treewide: Remove unused variables

Change-Id: I946716e87ff95c3775d2802b83de565b6b2ac0a3
Signed-off-by: William A. Kennington III <wak@google.com>
diff --git a/test/ipmi_sessionstat_unittest.cpp b/test/ipmi_sessionstat_unittest.cpp
index f067c15..4bf1125 100644
--- a/test/ipmi_sessionstat_unittest.cpp
+++ b/test/ipmi_sessionstat_unittest.cpp
@@ -67,7 +67,7 @@
 
     EXPECT_CALL(mgr, stat(Matcher<uint16_t>(req->sessionId),
                           Matcher<BlobMeta*>(NotNull())))
-        .WillOnce(Invoke([&](uint16_t session, BlobMeta* meta) {
+        .WillOnce(Invoke([&](uint16_t, BlobMeta* meta) {
             meta->blobState = blobState;
             meta->size = size;
             return true;
@@ -110,7 +110,7 @@
 
     EXPECT_CALL(mgr, stat(Matcher<uint16_t>(req->sessionId),
                           Matcher<BlobMeta*>(NotNull())))
-        .WillOnce(Invoke([&](uint16_t session, BlobMeta* meta) {
+        .WillOnce(Invoke([&](uint16_t, BlobMeta* meta) {
             (*meta) = lmeta;
             return true;
         }));