Avoid using a format for the usage param in consumer test

Bug: b/373667975
Test: atest libgui_test
Change-Id: I4fb799c771c3dbdf774b93ef050c810ab45bea6e
Merged-In: I492a25eededac60f835831390de037bdc5f4eac7
diff --git a/libs/gui/tests/BufferItemConsumer_test.cpp b/libs/gui/tests/BufferItemConsumer_test.cpp
index 6880678..6564534 100644
--- a/libs/gui/tests/BufferItemConsumer_test.cpp
+++ b/libs/gui/tests/BufferItemConsumer_test.cpp
@@ -28,6 +28,7 @@
 static constexpr int kHeight = 100;
 static constexpr int kMaxLockedBuffers = 3;
 static constexpr int kFormat = HAL_PIXEL_FORMAT_RGBA_8888;
+static constexpr int kUsage = GRALLOC_USAGE_SW_READ_RARELY;
 static constexpr int kFrameSleepUs = 30 * 1000;
 
 class BufferItemConsumerTest : public ::testing::Test {
@@ -44,8 +45,7 @@
 
     void SetUp() override {
         BufferQueue::createBufferQueue(&mProducer, &mConsumer);
-        mBIC =
-            new BufferItemConsumer(mConsumer, kFormat, kMaxLockedBuffers, true);
+        mBIC = new BufferItemConsumer(mConsumer, kUsage, kMaxLockedBuffers, true);
         String8 name("BufferItemConsumer_Under_Test");
         mBIC->setName(name);
         mBFL = new BufferFreedListener(this);