diff --git a/tests/bar/1.0/default/Bar.cpp b/tests/bar/1.0/default/Bar.cpp
index 6da9eec..34ec087 100644
--- a/tests/bar/1.0/default/Bar.cpp
+++ b/tests/bar/1.0/default/Bar.cpp
@@ -21,10 +21,6 @@
     return mFoo->doThis(param);
 }
 
-Return<void> Bar::doThis(uint32_t param) {
-    return mFoo->doThis(param);
-}
-
 Return<int32_t> Bar::doThatAndReturnSomething(
         int64_t param) {
     return mFoo->doThatAndReturnSomething(param);
diff --git a/tests/bar/1.0/default/Bar.h b/tests/bar/1.0/default/Bar.h
index ae18d93..d2c2635 100644
--- a/tests/bar/1.0/default/Bar.h
+++ b/tests/bar/1.0/default/Bar.h
@@ -29,7 +29,6 @@
 
     // Methods from ::android::hardware::tests::foo::V1_0::IFoo follow.
     virtual Return<void> doThis(float param)  override;
-    virtual Return<void> doThis(uint32_t param)  override;
     virtual Return<int32_t> doThatAndReturnSomething(int64_t param)  override;
     virtual Return<double> doQuiteABit(int32_t a, int64_t b, float c, double d)  override;
     virtual Return<void> doSomethingElse(const hidl_array<int32_t, 15 /* 15 */>& param, doSomethingElse_cb _hidl_cb)  override;
diff --git a/tests/foo/1.0/IFoo.hal b/tests/foo/1.0/IFoo.hal
index b6ef5c8..2afaec1 100644
--- a/tests/foo/1.0/IFoo.hal
+++ b/tests/foo/1.0/IFoo.hal
@@ -81,7 +81,6 @@
     };
 
     doThis(float param);
-    doThis(uint32_t param);
     doThatAndReturnSomething(int64_t param) generates (int32_t result);
     doQuiteABit(int32_t a, int64_t b, float c, double d) generates (double something);
     doSomethingElse(int32_t[15] param) generates (int32_t[32] something);
diff --git a/tests/foo/1.0/default/Android.bp b/tests/foo/1.0/default/Android.bp
index a2acd14..90295a9 100644
--- a/tests/foo/1.0/default/Android.bp
+++ b/tests/foo/1.0/default/Android.bp
@@ -6,8 +6,6 @@
     srcs: [
         "Foo.cpp",
         "FooCallback.cpp",
-        "MyTypes.cpp",
-        "TheirTypes.cpp",
     ],
 
     shared_libs: [
diff --git a/tests/foo/1.0/default/Foo.cpp b/tests/foo/1.0/default/Foo.cpp
index 57d4b6b..cadb151 100644
--- a/tests/foo/1.0/default/Foo.cpp
+++ b/tests/foo/1.0/default/Foo.cpp
@@ -21,11 +21,6 @@
     return Void();
 }
 
-Return<void> Foo::doThis(uint32_t param) {
-    ALOGI("SERVER(Foo) doThis (int) (%d)", param);
-    return Void();
-}
-
 Return<int32_t> Foo::doThatAndReturnSomething(
         int64_t param) {
     LOG(INFO) << "SERVER(Foo) doThatAndReturnSomething(" << param << ")";
diff --git a/tests/foo/1.0/default/Foo.h b/tests/foo/1.0/default/Foo.h
index 804a6a3..b3785d2 100644
--- a/tests/foo/1.0/default/Foo.h
+++ b/tests/foo/1.0/default/Foo.h
@@ -25,7 +25,6 @@
 struct Foo : public IFoo {
     // Methods from ::android::hardware::tests::foo::V1_0::IFoo follow.
     virtual Return<void> doThis(float param)  override;
-    virtual Return<void> doThis(uint32_t param)  override;
     virtual Return<int32_t> doThatAndReturnSomething(int64_t param)  override;
     virtual Return<double> doQuiteABit(int32_t a, int64_t b, float c, double d)  override;
     virtual Return<void> doSomethingElse(const hidl_array<int32_t, 15 /* 15 */>& param, doSomethingElse_cb _hidl_cb)  override;
diff --git a/tests/foo/1.0/default/MyTypes.cpp b/tests/foo/1.0/default/MyTypes.cpp
deleted file mode 100644
index 0d1a458..0000000
--- a/tests/foo/1.0/default/MyTypes.cpp
+++ /dev/null
@@ -1,21 +0,0 @@
-#include "MyTypes.h"
-
-namespace android {
-namespace hardware {
-namespace tests {
-namespace foo {
-namespace V1_0 {
-namespace implementation {
-
-// Methods from ::android::hardware::tests::foo::V1_0::IMyTypes follow.
-
-IMyTypes* HIDL_FETCH_IMyTypes(const char* /* name */) {
-    return new MyTypes();
-}
-
-} // namespace implementation
-}  // namespace V1_0
-}  // namespace foo
-}  // namespace tests
-}  // namespace hardware
-}  // namespace android
diff --git a/tests/foo/1.0/default/MyTypes.h b/tests/foo/1.0/default/MyTypes.h
deleted file mode 100644
index 6e9a3e1..0000000
--- a/tests/foo/1.0/default/MyTypes.h
+++ /dev/null
@@ -1,36 +0,0 @@
-#ifndef HIDL_GENERATED_android_hardware_tests_foo_V1_0_MyTypes_H_
-#define HIDL_GENERATED_android_hardware_tests_foo_V1_0_MyTypes_H_
-
-#include <android/hardware/tests/foo/1.0/IMyTypes.h>
-#include <hidl/Status.h>
-
-#include <hidl/MQDescriptor.h>
-namespace android {
-namespace hardware {
-namespace tests {
-namespace foo {
-namespace V1_0 {
-namespace implementation {
-
-using ::android::hardware::tests::foo::V1_0::IMyTypes;
-using ::android::hardware::Return;
-using ::android::hardware::Void;
-using ::android::hardware::hidl_vec;
-using ::android::hardware::hidl_string;
-using ::android::sp;
-
-struct MyTypes : public IMyTypes {
-    // Methods from ::android::hardware::tests::foo::V1_0::IMyTypes follow.
-
-};
-
-extern "C" IMyTypes* HIDL_FETCH_IMyTypes(const char* name);
-
-}  // namespace implementation
-}  // namespace V1_0
-}  // namespace foo
-}  // namespace tests
-}  // namespace hardware
-}  // namespace android
-
-#endif  // HIDL_GENERATED_android_hardware_tests_foo_V1_0_MyTypes_H_
diff --git a/tests/foo/1.0/default/TheirTypes.cpp b/tests/foo/1.0/default/TheirTypes.cpp
deleted file mode 100644
index 0f678f0..0000000
--- a/tests/foo/1.0/default/TheirTypes.cpp
+++ /dev/null
@@ -1,21 +0,0 @@
-#include "TheirTypes.h"
-
-namespace android {
-namespace hardware {
-namespace tests {
-namespace foo {
-namespace V1_0 {
-namespace implementation {
-
-// Methods from ::android::hardware::tests::foo::V1_0::ITheirTypes follow.
-
-ITheirTypes* HIDL_FETCH_ITheirTypes(const char* /* name */) {
-    return new TheirTypes();
-}
-
-} // namespace implementation
-}  // namespace V1_0
-}  // namespace foo
-}  // namespace tests
-}  // namespace hardware
-}  // namespace android
diff --git a/tests/foo/1.0/default/TheirTypes.h b/tests/foo/1.0/default/TheirTypes.h
deleted file mode 100644
index 24ade70..0000000
--- a/tests/foo/1.0/default/TheirTypes.h
+++ /dev/null
@@ -1,36 +0,0 @@
-#ifndef HIDL_GENERATED_android_hardware_tests_foo_V1_0_TheirTypes_H_
-#define HIDL_GENERATED_android_hardware_tests_foo_V1_0_TheirTypes_H_
-
-#include <android/hardware/tests/foo/1.0/ITheirTypes.h>
-#include <hidl/Status.h>
-
-#include <hidl/MQDescriptor.h>
-namespace android {
-namespace hardware {
-namespace tests {
-namespace foo {
-namespace V1_0 {
-namespace implementation {
-
-using ::android::hardware::tests::foo::V1_0::ITheirTypes;
-using ::android::hardware::Return;
-using ::android::hardware::Void;
-using ::android::hardware::hidl_vec;
-using ::android::hardware::hidl_string;
-using ::android::sp;
-
-struct TheirTypes : public ITheirTypes {
-    // Methods from ::android::hardware::tests::foo::V1_0::ITheirTypes follow.
-
-};
-
-extern "C" ITheirTypes* HIDL_FETCH_ITheirTypes(const char* name);
-
-}  // namespace implementation
-}  // namespace V1_0
-}  // namespace foo
-}  // namespace tests
-}  // namespace hardware
-}  // namespace android
-
-#endif  // HIDL_GENERATED_android_hardware_tests_foo_V1_0_TheirTypes_H_