Remove AFDO profile for libz

We are seeing a performance regression on a key benchmark due to the
libz AFDO profile. Remove it while we investigate the cause.

Test: presubmit
Bug: 385301249
Change-Id: Ifff498cc3dbe4f44a985c4e3209065204b9d734c

sampling/Android.bp

diff --git a/sampling/Android.bp b/sampling/Android.bp
index 03f5897..b298de6 100644
--- a/sampling/Android.bp
+++ b/sampling/Android.bp
@@ -137,16 +137,6 @@
 }
 
 fdo_profile {
-    name: "libz",
-    native_bridge_supported: true,
-    arch: {
-        arm64: {
-            profile: "libz_arm64.afdo",
-        },
-    },
-}
-
-fdo_profile {
     name: "server_configurable_flags",
     profile: "server_configurable_flags.afdo",
 }

sampling/afdo_profiles.mk

diff --git a/sampling/afdo_profiles.mk b/sampling/afdo_profiles.mk
index 193e929..b30bbac 100644
--- a/sampling/afdo_profiles.mk
+++ b/sampling/afdo_profiles.mk
@@ -20,5 +20,4 @@
 	linker://toolchain/pgo-profiles/sampling:linker \
 	libsqlite://toolchain/pgo-profiles/sampling:libsqlite \
 	libcrypto://toolchain/pgo-profiles/sampling:libcrypto \
-	libz://toolchain/pgo-profiles/sampling:libz \
 	server_configurable_flags://toolchain/pgo-profiles/sampling:server_configurable_flags

sampling/libz_arm64.afdo

diff --git a/sampling/libz_arm64.afdo b/sampling/libz_arm64.afdo
deleted file mode 100644
index 9ad8cc1..0000000
--- a/sampling/libz_arm64.afdo
+++ /dev/null
Binary files differ