diff --git a/libs/binder/LazyServiceRegistrar.cpp b/libs/binder/LazyServiceRegistrar.cpp
index 325e204..ff1fbec 100644
--- a/libs/binder/LazyServiceRegistrar.cpp
+++ b/libs/binder/LazyServiceRegistrar.cpp
@@ -14,6 +14,7 @@
  * limitations under the License.
  */
 
+#include "log/log_main.h"
 #define LOG_TAG "AidlLazyServiceRegistrar"
 
 #include <binder/LazyServiceRegistrar.h>
@@ -41,6 +42,13 @@
      */
     void forcePersist(bool persist);
 
+    void setActiveServicesCountCallback(const std::function<bool(int)>&
+                                        activeServicesCountCallback);
+
+    bool tryUnregister();
+
+    void reRegister();
+
 protected:
     Status onClients(const sp<IBinder>& service, bool clients) override;
 
@@ -53,6 +61,7 @@
         // whether, based on onClients calls, we know we have a client for this
         // service or not
         bool clients = false;
+        bool registered = true;
     };
 
     /**
@@ -66,6 +75,14 @@
      */
     void tryShutdown();
 
+    /**
+     * Try to shutdown the process, unless:
+     * - 'forcePersist' is 'true', or
+     * - The active services count callback returns 'true', or
+     * - Some services have clients.
+     */
+    void maybeTryShutdown();
+
     // count of services with clients
     size_t mNumConnectedServices;
 
@@ -73,6 +90,9 @@
     std::map<std::string, Service> mRegisteredServices;
 
     bool mForcePersist;
+
+    // Callback used to report the number of services with clients
+    std::function<bool(int)> mActiveServicesCountCallback;
 };
 
 bool ClientCounterCallback::registerService(const sp<IBinder>& service, const std::string& name,
@@ -119,8 +139,60 @@
 
 void ClientCounterCallback::forcePersist(bool persist) {
     mForcePersist = persist;
-    if(!mForcePersist) {
+    if (!mForcePersist && mNumConnectedServices == 0) {
         // Attempt a shutdown in case the number of clients hit 0 while the flag was on
+        maybeTryShutdown();
+    }
+}
+
+bool ClientCounterCallback::tryUnregister() {
+    auto manager = interface_cast<AidlServiceManager>(asBinder(defaultServiceManager()));
+
+    for (auto& [name, entry] : mRegisteredServices) {
+        bool success = manager->tryUnregisterService(name, entry.service).isOk();
+
+        if (!success) {
+            ALOGI("Failed to unregister service %s", name.c_str());
+            return false;
+        }
+        entry.registered = false;
+    }
+
+    return true;
+}
+
+void ClientCounterCallback::reRegister() {
+    for (auto& [name, entry] : mRegisteredServices) {
+        // re-register entry if not already registered
+        if (entry.registered) {
+            continue;
+        }
+
+        if (!registerService(entry.service, name, entry.allowIsolated,
+                             entry.dumpFlags)) {
+            // Must restart. Otherwise, clients will never be able to get a hold of this service.
+            LOG_ALWAYS_FATAL("Bad state: could not re-register services");
+        }
+
+        entry.registered = true;
+    }
+}
+
+void ClientCounterCallback::maybeTryShutdown() {
+    if (mForcePersist) {
+        ALOGI("Shutdown prevented by forcePersist override flag.");
+        return;
+    }
+
+    bool handledInCallback = false;
+    if (mActiveServicesCountCallback != nullptr) {
+        handledInCallback = mActiveServicesCountCallback(mNumConnectedServices);
+    }
+
+    // If there is no callback defined or the callback did not handle this
+    // client count change event, try to shutdown the process if its services
+    // have no clients.
+    if (!handledInCallback && mNumConnectedServices == 0) {
         tryShutdown();
     }
 }
@@ -150,54 +222,25 @@
     ALOGI("Process has %zu (of %zu available) client(s) in use after notification %s has clients: %d",
           mNumConnectedServices, mRegisteredServices.size(), name.c_str(), clients);
 
-    tryShutdown();
+    maybeTryShutdown();
+
     return Status::ok();
 }
 
 void ClientCounterCallback::tryShutdown() {
-    if(mNumConnectedServices > 0) {
-        // Should only shut down if there are no clients
-        return;
-    }
-
-    if(mForcePersist) {
-        ALOGI("Shutdown prevented by forcePersist override flag.");
-        return;
-    }
-
     ALOGI("Trying to shut down the service. No clients in use for any service in process.");
 
-    auto manager = interface_cast<AidlServiceManager>(asBinder(defaultServiceManager()));
-
-    auto unRegisterIt = mRegisteredServices.begin();
-    for (; unRegisterIt != mRegisteredServices.end(); ++unRegisterIt) {
-        auto& entry = (*unRegisterIt);
-
-        bool success = manager->tryUnregisterService(entry.first, entry.second.service).isOk();
-
-
-        if (!success) {
-            ALOGI("Failed to unregister service %s", entry.first.c_str());
-            break;
-        }
-    }
-
-    if (unRegisterIt == mRegisteredServices.end()) {
+    if (tryUnregister()) {
         ALOGI("Unregistered all clients and exiting");
         exit(EXIT_SUCCESS);
     }
 
-    for (auto reRegisterIt = mRegisteredServices.begin(); reRegisterIt != unRegisterIt;
-         reRegisterIt++) {
-        auto& entry = (*reRegisterIt);
+    reRegister();
+}
 
-        // re-register entry
-        if (!registerService(entry.second.service, entry.first, entry.second.allowIsolated,
-                             entry.second.dumpFlags)) {
-            // Must restart. Otherwise, clients will never be able to get a hold of this service.
-            ALOGE("Bad state: could not re-register services");
-        }
-    }
+void ClientCounterCallback::setActiveServicesCountCallback(const std::function<bool(int)>&
+                                                           activeServicesCountCallback) {
+    mActiveServicesCountCallback = activeServicesCountCallback;
 }
 
 }  // namespace internal
@@ -223,5 +266,18 @@
     mClientCC->forcePersist(persist);
 }
 
+void LazyServiceRegistrar::setActiveServicesCountCallback(const std::function<bool(int)>&
+                                                          activeServicesCountCallback) {
+    mClientCC->setActiveServicesCountCallback(activeServicesCountCallback);
+}
+
+bool LazyServiceRegistrar::tryUnregister() {
+    return mClientCC->tryUnregister();
+}
+
+void LazyServiceRegistrar::reRegister() {
+    mClientCC->reRegister();
+}
+
 }  // namespace hardware
 }  // namespace android
diff --git a/libs/binder/include/binder/LazyServiceRegistrar.h b/libs/binder/include/binder/LazyServiceRegistrar.h
index d18c88e..73893c7 100644
--- a/libs/binder/include/binder/LazyServiceRegistrar.h
+++ b/libs/binder/include/binder/LazyServiceRegistrar.h
@@ -16,6 +16,8 @@
 
 #pragma once
 
+#include <functional>
+
 #include <binder/IServiceManager.h>
 #include <binder/Status.h>
 #include <utils/StrongPointer.h>
@@ -53,6 +55,40 @@
       */
      void forcePersist(bool persist);
 
+     /**
+      * Set a callback that is executed when the total number of services with
+      * clients changes.
+      * The callback takes an argument, which is the number of registered
+      * lazy services for this process which have clients.
+      *
+      * Callback return value:
+      * - false: Default behavior for lazy services (shut down the process if there
+      *          are no clients).
+      * - true:  Don't shut down the process even if there are no clients.
+      *
+      * This callback gives a chance to:
+      * 1 - Perform some additional operations before exiting;
+      * 2 - Prevent the process from exiting by returning "true" from the
+      *     callback.
+      *
+      * This method should be called before 'registerService' to avoid races.
+      */
+     void setActiveServicesCountCallback(const std::function<bool(int)>&
+                                         activeServicesCountCallback);
+
+    /**
+      * Try to unregister all services previously registered with 'registerService'.
+      * Returns 'true' if successful.
+      */
+     bool tryUnregister();
+
+     /**
+      * Re-register services that were unregistered by 'tryUnregister'.
+      * This method should be called in the case 'tryUnregister' fails
+      * (and should be called on the same thread).
+      */
+     void reRegister();
+
    private:
      std::shared_ptr<internal::ClientCounterCallback> mClientCC;
      LazyServiceRegistrar();
diff --git a/services/surfaceflinger/Android.bp b/services/surfaceflinger/Android.bp
index bdd04db..2734ee9 100644
--- a/services/surfaceflinger/Android.bp
+++ b/services/surfaceflinger/Android.bp
@@ -20,7 +20,6 @@
         "-DEGL_EGLEXT_PROTOTYPES",
     ],
     shared_libs: [
-        "android.frameworks.vr.composer@2.0",
         "android.hardware.configstore-utils",
         "android.hardware.configstore@1.0",
         "android.hardware.configstore@1.1",
@@ -58,21 +57,12 @@
         "libutils",
         "libSurfaceFlingerProp",
     ],
-    // VrComposer is not used when building surfaceflinger for vendors
-    target: {
-        vendor: {
-            exclude_shared_libs: [
-                "android.frameworks.vr.composer@2.0",
-            ],
-        },
-    },
     static_libs: [
         "libcompositionengine",
         "libperfetto_client_experimental",
         "librenderengine",
         "libserviceutils",
         "libtrace_proto",
-        "libvrflinger",
     ],
     header_libs: [
         "android.hardware.graphics.composer@2.1-command-buffer",
@@ -198,17 +188,6 @@
         // can be easily replaced.
         "SurfaceFlingerFactory.cpp",
     ],
-    cflags: [
-        "-DUSE_VR_COMPOSER=1",
-    ],
-    // VrComposer is not used when building surfaceflinger for vendors
-    target: {
-        vendor: {
-            cflags: [
-                "-DUSE_VR_COMPOSER=0",
-            ],
-        },
-    },
     logtags: ["EventLog/EventLogTags.logtags"],
 }
 
diff --git a/services/surfaceflinger/CompositionEngine/Android.bp b/services/surfaceflinger/CompositionEngine/Android.bp
index b37ca33..4863297 100644
--- a/services/surfaceflinger/CompositionEngine/Android.bp
+++ b/services/surfaceflinger/CompositionEngine/Android.bp
@@ -6,7 +6,6 @@
         "-DATRACE_TAG=ATRACE_TAG_GRAPHICS",
     ],
     shared_libs: [
-        "android.frameworks.vr.composer@2.0",
         "android.hardware.graphics.allocator@2.0",
         "android.hardware.graphics.composer@2.1",
         "android.hardware.graphics.composer@2.2",
diff --git a/services/surfaceflinger/CompositionEngine/include/compositionengine/LayerFECompositionState.h b/services/surfaceflinger/CompositionEngine/include/compositionengine/LayerFECompositionState.h
index b4ed92f..77400eb 100644
--- a/services/surfaceflinger/CompositionEngine/include/compositionengine/LayerFECompositionState.h
+++ b/services/surfaceflinger/CompositionEngine/include/compositionengine/LayerFECompositionState.h
@@ -130,16 +130,6 @@
     Rect geomContentCrop;
     Rect geomCrop;
 
-    /*
-     * Extra metadata
-     */
-
-    // The type for this layer
-    int type{0};
-
-    // The appId for this layer
-    int appId{0};
-
     GenericLayerMetadataMap metadata;
 
     /*
diff --git a/services/surfaceflinger/CompositionEngine/src/LayerFECompositionState.cpp b/services/surfaceflinger/CompositionEngine/src/LayerFECompositionState.cpp
index 02e3a45..1338538 100644
--- a/services/surfaceflinger/CompositionEngine/src/LayerFECompositionState.cpp
+++ b/services/surfaceflinger/CompositionEngine/src/LayerFECompositionState.cpp
@@ -75,10 +75,6 @@
     dumpVal(out, "alpha", alpha);
     dumpVal(out, "backgroundBlurRadius", backgroundBlurRadius);
 
-    out.append("\n      ");
-    dumpVal(out, "type", type);
-    dumpVal(out, "appId", appId);
-
     if (!metadata.empty()) {
         out.append("\n      metadata {");
         for (const auto& [key, entry] : metadata) {
diff --git a/services/surfaceflinger/CompositionEngine/src/OutputLayer.cpp b/services/surfaceflinger/CompositionEngine/src/OutputLayer.cpp
index 1faf775..3aed7f5 100644
--- a/services/surfaceflinger/CompositionEngine/src/OutputLayer.cpp
+++ b/services/surfaceflinger/CompositionEngine/src/OutputLayer.cpp
@@ -402,13 +402,6 @@
               outputIndependentState.alpha, to_string(error).c_str(), static_cast<int32_t>(error));
     }
 
-    if (auto error = hwcLayer->setInfo(static_cast<uint32_t>(outputIndependentState.type),
-                                       static_cast<uint32_t>(outputIndependentState.appId));
-        error != hal::Error::NONE) {
-        ALOGE("[%s] Failed to set info %s (%d)", getLayerFE().getDebugName(),
-              to_string(error).c_str(), static_cast<int32_t>(error));
-    }
-
     for (const auto& [name, entry] : outputIndependentState.metadata) {
         if (auto error = hwcLayer->setLayerGenericMetadata(name, entry.mandatory, entry.value);
             error != hal::Error::NONE) {
diff --git a/services/surfaceflinger/CompositionEngine/tests/MockHWC2.h b/services/surfaceflinger/CompositionEngine/tests/MockHWC2.h
index d21b97e..87911cc 100644
--- a/services/surfaceflinger/CompositionEngine/tests/MockHWC2.h
+++ b/services/surfaceflinger/CompositionEngine/tests/MockHWC2.h
@@ -66,7 +66,6 @@
     MOCK_METHOD1(setTransform, Error(hal::Transform));
     MOCK_METHOD1(setVisibleRegion, Error(const android::Region&));
     MOCK_METHOD1(setZOrder, Error(uint32_t));
-    MOCK_METHOD2(setInfo, Error(uint32_t, uint32_t));
 
     MOCK_METHOD1(setColorTransform, Error(const android::mat4&));
     MOCK_METHOD3(setLayerGenericMetadata,
diff --git a/services/surfaceflinger/CompositionEngine/tests/OutputLayerTest.cpp b/services/surfaceflinger/CompositionEngine/tests/OutputLayerTest.cpp
index 020f93a..c32ef11 100644
--- a/services/surfaceflinger/CompositionEngine/tests/OutputLayerTest.cpp
+++ b/services/surfaceflinger/CompositionEngine/tests/OutputLayerTest.cpp
@@ -676,8 +676,6 @@
     static constexpr Hwc2::IComposerClient::BlendMode kBlendMode =
             static_cast<Hwc2::IComposerClient::BlendMode>(41);
     static constexpr float kAlpha = 51.f;
-    static constexpr uint32_t kType = 61u;
-    static constexpr uint32_t kAppId = 62u;
     static constexpr ui::Dataspace kDataspace = static_cast<ui::Dataspace>(71);
     static constexpr int kSupportedPerFrameMetadata = 101;
     static constexpr int kExpectedHwcSlot = 0;
@@ -711,8 +709,6 @@
 
         mLayerFEState.blendMode = kBlendMode;
         mLayerFEState.alpha = kAlpha;
-        mLayerFEState.type = kType;
-        mLayerFEState.appId = kAppId;
         mLayerFEState.colorTransform = kColorTransform;
         mLayerFEState.color = kColor;
         mLayerFEState.surfaceDamage = kSurfaceDamage;
@@ -746,7 +742,6 @@
 
         EXPECT_CALL(*mHwcLayer, setBlendMode(kBlendMode)).WillOnce(Return(kError));
         EXPECT_CALL(*mHwcLayer, setPlaneAlpha(kAlpha)).WillOnce(Return(kError));
-        EXPECT_CALL(*mHwcLayer, setInfo(kType, kAppId)).WillOnce(Return(kError));
     }
 
     void expectPerFrameCommonCalls(SimulateUnsupported unsupported = SimulateUnsupported::None) {
diff --git a/services/surfaceflinger/DisplayHardware/ComposerHal.cpp b/services/surfaceflinger/DisplayHardware/ComposerHal.cpp
index a3f1b52..1bf43da 100644
--- a/services/surfaceflinger/DisplayHardware/ComposerHal.cpp
+++ b/services/surfaceflinger/DisplayHardware/ComposerHal.cpp
@@ -117,63 +117,7 @@
 
 namespace impl {
 
-#if defined(USE_VR_COMPOSER) && USE_VR_COMPOSER
-Composer::CommandWriter::CommandWriter(uint32_t initialMaxSize)
-    : CommandWriterBase(initialMaxSize) {}
-
-Composer::CommandWriter::~CommandWriter()
-{
-}
-
-void Composer::CommandWriter::setLayerInfo(uint32_t type, uint32_t appId)
-{
-    constexpr uint16_t kSetLayerInfoLength = 2;
-    beginCommand(static_cast<V2_1::IComposerClient::Command>(
-                         IVrComposerClient::VrCommand::SET_LAYER_INFO),
-                 kSetLayerInfoLength);
-    write(type);
-    write(appId);
-    endCommand();
-}
-
-void Composer::CommandWriter::setClientTargetMetadata(
-        const IVrComposerClient::BufferMetadata& metadata)
-{
-    constexpr uint16_t kSetClientTargetMetadataLength = 7;
-    beginCommand(static_cast<V2_1::IComposerClient::Command>(
-                         IVrComposerClient::VrCommand::SET_CLIENT_TARGET_METADATA),
-                 kSetClientTargetMetadataLength);
-    writeBufferMetadata(metadata);
-    endCommand();
-}
-
-void Composer::CommandWriter::setLayerBufferMetadata(
-        const IVrComposerClient::BufferMetadata& metadata)
-{
-    constexpr uint16_t kSetLayerBufferMetadataLength = 7;
-    beginCommand(static_cast<V2_1::IComposerClient::Command>(
-                         IVrComposerClient::VrCommand::SET_LAYER_BUFFER_METADATA),
-                 kSetLayerBufferMetadataLength);
-    writeBufferMetadata(metadata);
-    endCommand();
-}
-
-void Composer::CommandWriter::writeBufferMetadata(
-        const IVrComposerClient::BufferMetadata& metadata)
-{
-    write(metadata.width);
-    write(metadata.height);
-    write(metadata.stride);
-    write(metadata.layerCount);
-    writeSigned(static_cast<int32_t>(metadata.format));
-    write64(metadata.usage);
-}
-#endif // defined(USE_VR_COMPOSER) && USE_VR_COMPOSER
-
-Composer::Composer(const std::string& serviceName)
-    : mWriter(kWriterInitialSize),
-      mIsUsingVrComposer(serviceName == std::string("vr"))
-{
+Composer::Composer(const std::string& serviceName) : mWriter(kWriterInitialSize) {
     mComposer = V2_1::IComposer::getService(serviceName);
 
     if (mComposer == nullptr) {
@@ -215,15 +159,6 @@
     if (mClient == nullptr) {
         LOG_ALWAYS_FATAL("failed to create composer client");
     }
-
-#if defined(USE_VR_COMPOSER) && USE_VR_COMPOSER
-    if (mIsUsingVrComposer) {
-        sp<IVrComposerClient> vrClient = IVrComposerClient::castFrom(mClient);
-        if (vrClient == nullptr) {
-            LOG_ALWAYS_FATAL("failed to create vr composer client");
-        }
-    }
-#endif // defined(USE_VR_COMPOSER) && USE_VR_COMPOSER
 }
 
 Composer::~Composer() = default;
@@ -262,10 +197,6 @@
     }
 }
 
-bool Composer::isRemote() {
-    return mClient->isRemote();
-}
-
 void Composer::resetCommands() {
     mWriter.reset();
 }
@@ -587,20 +518,6 @@
 {
     mWriter.selectDisplay(display);
 
-#if defined(USE_VR_COMPOSER) && USE_VR_COMPOSER
-    if (mIsUsingVrComposer && target.get()) {
-        IVrComposerClient::BufferMetadata metadata = {
-                .width = target->getWidth(),
-                .height = target->getHeight(),
-                .stride = target->getStride(),
-                .layerCount = target->getLayerCount(),
-                .format = static_cast<types::V1_2::PixelFormat>(target->getPixelFormat()),
-                .usage = target->getUsage(),
-        };
-        mWriter.setClientTargetMetadata(metadata);
-    }
-#endif // defined(USE_VR_COMPOSER) && USE_VR_COMPOSER
-
     const native_handle_t* handle = nullptr;
     if (target.get()) {
         handle = target->getNativeBuffer()->handle;
@@ -720,20 +637,6 @@
     mWriter.selectDisplay(display);
     mWriter.selectLayer(layer);
 
-#if defined(USE_VR_COMPOSER) && USE_VR_COMPOSER
-    if (mIsUsingVrComposer && buffer.get()) {
-        IVrComposerClient::BufferMetadata metadata = {
-                .width = buffer->getWidth(),
-                .height = buffer->getHeight(),
-                .stride = buffer->getStride(),
-                .layerCount = buffer->getLayerCount(),
-                .format = static_cast<types::V1_2::PixelFormat>(buffer->getPixelFormat()),
-                .usage = buffer->getUsage(),
-        };
-        mWriter.setLayerBufferMetadata(metadata);
-    }
-#endif // defined(USE_VR_COMPOSER) && USE_VR_COMPOSER
-
     const native_handle_t* handle = nullptr;
     if (buffer.get()) {
         handle = buffer->getNativeBuffer()->handle;
@@ -850,27 +753,6 @@
     return Error::NONE;
 }
 
-#if defined(USE_VR_COMPOSER) && USE_VR_COMPOSER
-Error Composer::setLayerInfo(Display display, Layer layer, uint32_t type,
-                             uint32_t appId)
-{
-    if (mIsUsingVrComposer) {
-        mWriter.selectDisplay(display);
-        mWriter.selectLayer(layer);
-        mWriter.setLayerInfo(type, appId);
-    }
-    return Error::NONE;
-}
-#else
-Error Composer::setLayerInfo(Display display, Layer layer, uint32_t, uint32_t) {
-    if (mIsUsingVrComposer) {
-        mWriter.selectDisplay(display);
-        mWriter.selectLayer(layer);
-    }
-    return Error::NONE;
-}
-#endif // defined(USE_VR_COMPOSER) && USE_VR_COMPOSER
-
 Error Composer::execute()
 {
     // prepare input command queue
diff --git a/services/surfaceflinger/DisplayHardware/ComposerHal.h b/services/surfaceflinger/DisplayHardware/ComposerHal.h
index 00ef782..5b66809 100644
--- a/services/surfaceflinger/DisplayHardware/ComposerHal.h
+++ b/services/surfaceflinger/DisplayHardware/ComposerHal.h
@@ -27,9 +27,6 @@
 #pragma clang diagnostic push
 #pragma clang diagnostic ignored "-Wconversion"
 
-#if defined(USE_VR_COMPOSER) && USE_VR_COMPOSER
-#include <android/frameworks/vr/composer/2.0/IVrComposerClient.h>
-#endif // defined(USE_VR_COMPOSER) && USE_VR_COMPOSER
 #include <android/hardware/graphics/common/1.1/types.h>
 #include <android/hardware/graphics/composer/2.4/IComposer.h>
 #include <android/hardware/graphics/composer/2.4/IComposerClient.h>
@@ -47,10 +44,6 @@
 
 namespace Hwc2 {
 
-#if defined(USE_VR_COMPOSER) && USE_VR_COMPOSER
-using frameworks::vr::composer::V2_0::IVrComposerClient;
-#endif // defined(USE_VR_COMPOSER) && USE_VR_COMPOSER
-
 namespace types = hardware::graphics::common;
 
 namespace V2_1 = hardware::graphics::composer::V2_1;
@@ -91,11 +84,6 @@
 
     virtual void registerCallback(const sp<IComposerCallback>& callback) = 0;
 
-    // Returns true if the connected composer service is running in a remote
-    // process, false otherwise. This will return false if the service is
-    // configured in passthrough mode, for example.
-    virtual bool isRemote() = 0;
-
     // Reset all pending commands in the command buffer. Useful if you want to
     // skip a frame but have already queued some commands.
     virtual void resetCommands() = 0;
@@ -104,7 +92,6 @@
     virtual Error executeCommands() = 0;
 
     virtual uint32_t getMaxVirtualDisplayCount() = 0;
-    virtual bool isUsingVrComposer() const = 0;
     virtual Error createVirtualDisplay(uint32_t width, uint32_t height, PixelFormat* format,
                                        Display* outDisplay) = 0;
     virtual Error destroyVirtualDisplay(Display display) = 0;
@@ -188,7 +175,6 @@
     virtual Error setLayerVisibleRegion(Display display, Layer layer,
                                         const std::vector<IComposerClient::Rect>& visible) = 0;
     virtual Error setLayerZOrder(Display display, Layer layer, uint32_t z) = 0;
-    virtual Error setLayerInfo(Display display, Layer layer, uint32_t type, uint32_t appId) = 0;
 
     // Composer HAL 2.2
     virtual Error setLayerPerFrameMetadata(
@@ -344,11 +330,6 @@
 
     void registerCallback(const sp<IComposerCallback>& callback) override;
 
-    // Returns true if the connected composer service is running in a remote
-    // process, false otherwise. This will return false if the service is
-    // configured in passthrough mode, for example.
-    bool isRemote() override;
-
     // Reset all pending commands in the command buffer. Useful if you want to
     // skip a frame but have already queued some commands.
     void resetCommands() override;
@@ -357,7 +338,6 @@
     Error executeCommands() override;
 
     uint32_t getMaxVirtualDisplayCount() override;
-    bool isUsingVrComposer() const override { return mIsUsingVrComposer; }
     Error createVirtualDisplay(uint32_t width, uint32_t height, PixelFormat* format,
                                Display* outDisplay) override;
     Error destroyVirtualDisplay(Display display) override;
@@ -436,7 +416,6 @@
     Error setLayerVisibleRegion(Display display, Layer layer,
                                 const std::vector<IComposerClient::Rect>& visible) override;
     Error setLayerZOrder(Display display, Layer layer, uint32_t z) override;
-    Error setLayerInfo(Display display, Layer layer, uint32_t type, uint32_t appId) override;
 
     // Composer HAL 2.2
     Error setLayerPerFrameMetadata(
@@ -490,29 +469,11 @@
             IComposerClient::ClientTargetProperty* outClientTargetProperty) override;
 
 private:
-#if defined(USE_VR_COMPOSER) && USE_VR_COMPOSER
-    class CommandWriter : public CommandWriterBase {
-    public:
-        explicit CommandWriter(uint32_t initialMaxSize);
-        ~CommandWriter() override;
-
-        void setLayerInfo(uint32_t type, uint32_t appId);
-        void setClientTargetMetadata(
-                const IVrComposerClient::BufferMetadata& metadata);
-        void setLayerBufferMetadata(
-                const IVrComposerClient::BufferMetadata& metadata);
-
-    private:
-        void writeBufferMetadata(
-                const IVrComposerClient::BufferMetadata& metadata);
-    };
-#else
     class CommandWriter : public CommandWriterBase {
     public:
         explicit CommandWriter(uint32_t initialMaxSize) : CommandWriterBase(initialMaxSize) {}
         ~CommandWriter() override {}
     };
-#endif // defined(USE_VR_COMPOSER) && USE_VR_COMPOSER
 
     // Many public functions above simply write a command into the command
     // queue to batch the calls.  validateDisplay and presentDisplay will call
@@ -531,10 +492,6 @@
         64 * 1024 / sizeof(uint32_t) - 16;
     CommandWriter mWriter;
     CommandReader mReader;
-
-    // When true, the we attach to the vr_hwcomposer service instead of the
-    // hwcomposer. This allows us to redirect surfaces to 3d surfaces in vr.
-    const bool mIsUsingVrComposer;
 };
 
 } // namespace impl
diff --git a/services/surfaceflinger/DisplayHardware/HWC2.cpp b/services/surfaceflinger/DisplayHardware/HWC2.cpp
index 08559bd..e6bff04 100644
--- a/services/surfaceflinger/DisplayHardware/HWC2.cpp
+++ b/services/surfaceflinger/DisplayHardware/HWC2.cpp
@@ -977,12 +977,6 @@
     return static_cast<Error>(intError);
 }
 
-Error Layer::setInfo(uint32_t type, uint32_t appId)
-{
-  auto intError = mComposer.setLayerInfo(mDisplayId, mId, type, appId);
-  return static_cast<Error>(intError);
-}
-
 // Composer HAL 2.3
 Error Layer::setColorTransform(const android::mat4& matrix) {
     if (matrix == mColorMatrix) {
diff --git a/services/surfaceflinger/DisplayHardware/HWC2.h b/services/surfaceflinger/DisplayHardware/HWC2.h
index 6819ff4..8bd6ea8 100644
--- a/services/surfaceflinger/DisplayHardware/HWC2.h
+++ b/services/surfaceflinger/DisplayHardware/HWC2.h
@@ -380,7 +380,6 @@
     [[clang::warn_unused_result]] virtual hal::Error setVisibleRegion(
             const android::Region& region) = 0;
     [[clang::warn_unused_result]] virtual hal::Error setZOrder(uint32_t z) = 0;
-    [[clang::warn_unused_result]] virtual hal::Error setInfo(uint32_t type, uint32_t appId) = 0;
 
     // Composer HAL 2.3
     [[clang::warn_unused_result]] virtual hal::Error setColorTransform(
@@ -422,7 +421,6 @@
     hal::Error setTransform(hal::Transform transform) override;
     hal::Error setVisibleRegion(const android::Region& region) override;
     hal::Error setZOrder(uint32_t z) override;
-    hal::Error setInfo(uint32_t type, uint32_t appId) override;
 
     // Composer HAL 2.3
     hal::Error setColorTransform(const android::mat4& matrix) override;
diff --git a/services/surfaceflinger/DisplayHardware/HWComposer.cpp b/services/surfaceflinger/DisplayHardware/HWComposer.cpp
index 7a2f0f3..7db9359 100644
--- a/services/surfaceflinger/DisplayHardware/HWComposer.cpp
+++ b/services/surfaceflinger/DisplayHardware/HWComposer.cpp
@@ -815,10 +815,6 @@
             });
 }
 
-bool HWComposer::isUsingVrComposer() const {
-    return getComposer()->isUsingVrComposer();
-}
-
 status_t HWComposer::setAutoLowLatencyMode(DisplayId displayId, bool on) {
     RETURN_IF_INVALID_DISPLAY(displayId, BAD_INDEX);
     const auto error = mDisplayData[displayId].hwcDisplay->setAutoLowLatencyMode(on);
@@ -883,11 +879,6 @@
 
 bool HWComposer::shouldIgnoreHotplugConnect(hal::HWDisplayId hwcDisplayId,
                                             bool hasDisplayIdentificationData) const {
-    if (isUsingVrComposer() && mInternalHwcDisplayId) {
-        ALOGE("Ignoring connection of external display %" PRIu64 " in VR mode", hwcDisplayId);
-        return true;
-    }
-
     if (mHasMultiDisplaySupport && !hasDisplayIdentificationData) {
         ALOGE("Ignoring connection of display %" PRIu64 " without identification data",
               hwcDisplayId);
diff --git a/services/surfaceflinger/DisplayHardware/HWComposer.h b/services/surfaceflinger/DisplayHardware/HWComposer.h
index c355ebd..e05e41a 100644
--- a/services/surfaceflinger/DisplayHardware/HWComposer.h
+++ b/services/surfaceflinger/DisplayHardware/HWComposer.h
@@ -195,8 +195,6 @@
     virtual status_t setActiveColorMode(DisplayId displayId, ui::ColorMode mode,
                                         ui::RenderIntent renderIntent) = 0;
 
-    virtual bool isUsingVrComposer() const = 0;
-
     // Composer 2.4
     virtual DisplayConnectionType getDisplayConnectionType(DisplayId) const = 0;
     virtual bool isVsyncPeriodSwitchSupported(DisplayId displayId) const = 0;
@@ -336,8 +334,6 @@
     status_t setActiveColorMode(DisplayId displayId, ui::ColorMode mode,
                                 ui::RenderIntent renderIntent) override;
 
-    bool isUsingVrComposer() const override;
-
     // Composer 2.4
     DisplayConnectionType getDisplayConnectionType(DisplayId) const override;
     bool isVsyncPeriodSwitchSupported(DisplayId displayId) const override;
diff --git a/services/surfaceflinger/Layer.cpp b/services/surfaceflinger/Layer.cpp
index 55af849..3282a5a 100644
--- a/services/surfaceflinger/Layer.cpp
+++ b/services/surfaceflinger/Layer.cpp
@@ -492,9 +492,6 @@
     compositionState->geomUsesSourceCrop = usesSourceCrop();
     compositionState->isSecure = isSecure();
 
-    compositionState->type = type;
-    compositionState->appId = appId;
-
     compositionState->metadata.clear();
     const auto& supportedMetadata = mFlinger->getHwComposer().getSupportedLayerGenericMetadata();
     for (const auto& [key, mandatory] : supportedMetadata) {
diff --git a/services/surfaceflinger/SurfaceFlinger.cpp b/services/surfaceflinger/SurfaceFlinger.cpp
index 02b5324..261722d 100644
--- a/services/surfaceflinger/SurfaceFlinger.cpp
+++ b/services/surfaceflinger/SurfaceFlinger.cpp
@@ -46,7 +46,6 @@
 #include <cutils/compiler.h>
 #include <cutils/properties.h>
 #include <dlfcn.h>
-#include <dvr/vr_flinger.h>
 #include <errno.h>
 #include <gui/BufferQueue.h>
 #include <gui/DebugEGLImageTracker.h>
@@ -267,7 +266,6 @@
 bool SurfaceFlinger::useHwcForRgbToYuv;
 uint64_t SurfaceFlinger::maxVirtualDisplaySize;
 bool SurfaceFlinger::hasSyncFramework;
-bool SurfaceFlinger::useVrFlinger;
 int64_t SurfaceFlinger::maxFrameBufferAcquiredBuffers;
 uint32_t SurfaceFlinger::maxGraphicsWidth;
 uint32_t SurfaceFlinger::maxGraphicsHeight;
@@ -332,9 +330,6 @@
 
     maxVirtualDisplaySize = max_virtual_display_dimension(0);
 
-    // Vr flinger is only enabled on Daydream ready devices.
-    useVrFlinger = use_vr_flinger(false);
-
     maxFrameBufferAcquiredBuffers = max_frame_buffer_acquired_buffers(2);
 
     maxGraphicsWidth = std::max(max_graphics_width(0), 0);
@@ -609,10 +604,6 @@
         mInputFlinger = interface_cast<IInputFlinger>(input);
     }
 
-    if (mVrFlinger) {
-      mVrFlinger->OnBootFinished();
-    }
-
     // stop boot animation
     // formerly we would just kill the process, but we now ask it to exit so it
     // can choose where to stop the animation.
@@ -688,9 +679,6 @@
                         : renderengine::RenderEngine::ContextPriority::MEDIUM)
                 .build()));
     mCompositionEngine->setTimeStats(mTimeStats);
-
-    LOG_ALWAYS_FATAL_IF(mVrFlingerRequestsDisplay,
-            "Starting with vr flinger active is not currently supported.");
     mCompositionEngine->setHwComposer(getFactory().createHWComposer(getBE().mHwcServiceName));
     mCompositionEngine->getHwComposer().setConfiguration(this, getBE().mComposerSequenceId);
     // Process any initial hotplug and resulting display changes.
@@ -700,30 +688,6 @@
     LOG_ALWAYS_FATAL_IF(!getHwComposer().isConnected(*display->getId()),
                         "Internal display is disconnected.");
 
-    if (useVrFlinger) {
-        auto vrFlingerRequestDisplayCallback = [this](bool requestDisplay) {
-            // This callback is called from the vr flinger dispatch thread. We
-            // need to call signalTransaction(), which requires holding
-            // mStateLock when we're not on the main thread. Acquiring
-            // mStateLock from the vr flinger dispatch thread might trigger a
-            // deadlock in surface flinger (see b/66916578), so post a message
-            // to be handled on the main thread instead.
-            static_cast<void>(schedule([=] {
-                ALOGI("VR request display mode: requestDisplay=%d", requestDisplay);
-                mVrFlingerRequestsDisplay = requestDisplay;
-                signalTransaction();
-            }));
-        };
-        mVrFlinger = dvr::VrFlinger::Create(getHwComposer().getComposer(),
-                                            getHwComposer()
-                                                    .fromPhysicalDisplayId(*display->getId())
-                                                    .value_or(0),
-                                            vrFlingerRequestDisplayCallback);
-        if (!mVrFlinger) {
-            ALOGE("Failed to start vrflinger");
-        }
-    }
-
     // initialize our drawing state
     mDrawingState = mCurrentState;
 
@@ -1700,98 +1664,6 @@
     }
 }
 
-void SurfaceFlinger::resetDisplayState() {
-    mScheduler->disableHardwareVsync(true);
-    // Clear the drawing state so that the logic inside of
-    // handleTransactionLocked will fire. It will determine the delta between
-    // mCurrentState and mDrawingState and re-apply all changes when we make the
-    // transition.
-    mDrawingState.displays.clear();
-    mDisplays.clear();
-}
-
-void SurfaceFlinger::updateVrFlinger() {
-    ATRACE_CALL();
-    if (!mVrFlinger)
-        return;
-    bool vrFlingerRequestsDisplay = mVrFlingerRequestsDisplay;
-    if (vrFlingerRequestsDisplay == getHwComposer().isUsingVrComposer()) {
-        return;
-    }
-
-    if (vrFlingerRequestsDisplay && !getHwComposer().getComposer()->isRemote()) {
-        ALOGE("Vr flinger is only supported for remote hardware composer"
-              " service connections. Ignoring request to transition to vr"
-              " flinger.");
-        mVrFlingerRequestsDisplay = false;
-        return;
-    }
-
-    Mutex::Autolock _l(mStateLock);
-
-    sp<DisplayDevice> display = getDefaultDisplayDeviceLocked();
-    LOG_ALWAYS_FATAL_IF(!display);
-
-    const hal::PowerMode currentDisplayPowerMode = display->getPowerMode();
-
-    // Clear out all the output layers from the composition engine for all
-    // displays before destroying the hardware composer interface. This ensures
-    // any HWC layers are destroyed through that interface before it becomes
-    // invalid.
-    for (const auto& [token, displayDevice] : mDisplays) {
-        displayDevice->getCompositionDisplay()->clearOutputLayers();
-    }
-
-    // This DisplayDevice will no longer be relevant once resetDisplayState() is
-    // called below. Clear the reference now so we don't accidentally use it
-    // later.
-    display.clear();
-
-    if (!vrFlingerRequestsDisplay) {
-        mVrFlinger->SeizeDisplayOwnership();
-    }
-
-    resetDisplayState();
-    // Delete the current instance before creating the new one
-    mCompositionEngine->setHwComposer(std::unique_ptr<HWComposer>());
-    mCompositionEngine->setHwComposer(getFactory().createHWComposer(
-            vrFlingerRequestsDisplay ? "vr" : getBE().mHwcServiceName));
-    mCompositionEngine->getHwComposer().setConfiguration(this, ++getBE().mComposerSequenceId);
-
-    LOG_ALWAYS_FATAL_IF(!getHwComposer().getComposer()->isRemote(),
-                        "Switched to non-remote hardware composer");
-
-    if (vrFlingerRequestsDisplay) {
-        mVrFlinger->GrantDisplayOwnership();
-    }
-
-    mVisibleRegionsDirty = true;
-    invalidateHwcGeometry();
-
-    // Re-enable default display.
-    display = getDefaultDisplayDeviceLocked();
-    LOG_ALWAYS_FATAL_IF(!display);
-    setPowerModeInternal(display, currentDisplayPowerMode);
-
-    // Reset the timing values to account for the period of the swapped in HWC
-    const nsecs_t vsyncPeriod = mRefreshRateConfigs->getCurrentRefreshRate().getVsyncPeriod();
-    mAnimFrameTracker.setDisplayRefreshPeriod(vsyncPeriod);
-
-    // The present fences returned from vr_hwc are not an accurate
-    // representation of vsync times.
-    mScheduler->setIgnorePresentFences(getHwComposer().isUsingVrComposer() || !hasSyncFramework);
-
-    // Use phase of 0 since phase is not known.
-    // Use latency of 0, which will snap to the ideal latency.
-    DisplayStatInfo stats{0 /* vsyncTime */, vsyncPeriod};
-    setCompositorTimingSnapped(stats, 0);
-
-    mScheduler->resyncToHardwareVsync(false, vsyncPeriod);
-
-    mRepaintEverything = true;
-    setTransactionFlags(eDisplayTransactionNeeded);
-}
-
 sp<Fence> SurfaceFlinger::previousFrameFence() {
     // We are storing the last 2 present fences. If sf's phase offset is to be
     // woken up before the actual vsync but targeting the next vsync, we need to check
@@ -1960,11 +1832,6 @@
         }
     }
 
-    // Now that we're going to make it to the handleMessageTransaction()
-    // call below it's safe to call updateVrFlinger(), which will
-    // potentially trigger a display handoff.
-    updateVrFlinger();
-
     if (mTracingEnabledChanged) {
         mTracingEnabled = mTracing.isEnabled();
         mTracingEnabledChanged = false;
@@ -2611,7 +2478,7 @@
     builder.setIsSecure(state.isSecure);
     builder.setLayerStackId(state.layerStack);
     builder.setPowerAdvisor(&mPowerAdvisor);
-    builder.setUseHwcVirtualDisplays(mUseHwcVirtualDisplays || getHwComposer().isUsingVrComposer());
+    builder.setUseHwcVirtualDisplays(mUseHwcVirtualDisplays);
     builder.setName(state.displayName);
     const auto compositionDisplay = getCompositionEngine().createDisplay(builder.build());
 
@@ -4832,15 +4699,6 @@
     const GraphicBufferAllocator& alloc(GraphicBufferAllocator::get());
     alloc.dump(result);
 
-    /*
-     * Dump VrFlinger state if in use.
-     */
-    if (mVrFlingerRequestsDisplay && mVrFlinger) {
-        result.append("VrFlinger state:\n");
-        result.append(mVrFlinger->Dump());
-        result.append("\n");
-    }
-
     result.append(mTimeStats->miniDump());
     result.append("\n");
 }
@@ -5223,11 +5081,8 @@
                 }
                 return NO_ERROR;
             }
-            // Is VrFlinger active?
-            case 1028: {
-                Mutex::Autolock _l(mStateLock);
-                reply->writeBool(getHwComposer().isUsingVrComposer());
-                return NO_ERROR;
+            case 1028: { // Unused.
+                return NAME_NOT_FOUND;
             }
             // Set buffer size for SF tracing (value in KB)
             case 1029: {
@@ -6206,9 +6061,6 @@
     // on the work to remove the table in that bug rather than adding more to
     // it.
     static const std::unordered_map<std::string, uint32_t> genericLayerMetadataKeyMap{
-            // Note: METADATA_OWNER_UID and METADATA_WINDOW_TYPE are officially
-            // supported, and exposed via the
-            // IVrComposerClient::VrCommand::SET_LAYER_INFO command.
             {"org.chromium.arc.V1_0.TaskId", METADATA_TASK_ID},
             {"org.chromium.arc.V1_0.CursorInfo", METADATA_MOUSE_CURSOR},
     };
diff --git a/services/surfaceflinger/SurfaceFlinger.h b/services/surfaceflinger/SurfaceFlinger.h
index c727574..61bd020 100644
--- a/services/surfaceflinger/SurfaceFlinger.h
+++ b/services/surfaceflinger/SurfaceFlinger.h
@@ -109,10 +109,6 @@
 class RenderEngine;
 } // namespace renderengine
 
-namespace dvr {
-class VrFlinger;
-} // namespace dvr
-
 enum {
     eTransactionNeeded = 0x01,
     eTraversalNeeded = 0x02,
@@ -798,8 +794,7 @@
     // The following thread safety rules apply when accessing mHwc, either
     // directly or via getHwComposer():
     //
-    // 1. When recreating mHwc, acquire mStateLock. We currently recreate mHwc
-    //    only when switching into and out of vr. Recreating mHwc must only be
+    // 1. When recreating mHwc, acquire mStateLock. Recreating mHwc must only be
     //    done on the main thread.
     //
     // 2. When accessing mHwc on the main thread, it's not necessary to acquire
@@ -983,14 +978,6 @@
 
     void onFrameRateFlexibilityTokenReleased();
 
-    /* ------------------------------------------------------------------------
-     * VrFlinger
-     */
-    void resetDisplayState() REQUIRES(mStateLock);
-
-    // Check to see if we should handoff to vr flinger.
-    void updateVrFlinger();
-
     void updateColorMatrixLocked();
 
     /* ------------------------------------------------------------------------
@@ -1175,9 +1162,6 @@
     // to mWindowManager or mInputFlinger
     std::atomic<bool> mBootFinished = false;
 
-    std::unique_ptr<dvr::VrFlinger> mVrFlinger;
-    std::atomic<bool> mVrFlingerRequestsDisplay = false;
-    static bool useVrFlinger;
     std::thread::id mMainThreadId = std::this_thread::get_id();
 
     DisplayColorSetting mDisplayColorSetting = DisplayColorSetting::kEnhanced;
diff --git a/services/surfaceflinger/tests/unittests/CompositionTest.cpp b/services/surfaceflinger/tests/unittests/CompositionTest.cpp
index 32d722e..faa619e 100644
--- a/services/surfaceflinger/tests/unittests/CompositionTest.cpp
+++ b/services/surfaceflinger/tests/unittests/CompositionTest.cpp
@@ -577,8 +577,6 @@
                     .Times(1);
             // TODO: Coverage of other values
             EXPECT_CALL(*test->mComposer, setLayerZOrder(HWC_DISPLAY, HWC_LAYER, 0u)).Times(1);
-            // TODO: Coverage of other values
-            EXPECT_CALL(*test->mComposer, setLayerInfo(HWC_DISPLAY, HWC_LAYER, 0u, 0u)).Times(1);
 
             // These expectations retire on saturation as the code path these
             // expectations are for appears to make an extra call to them.
diff --git a/services/surfaceflinger/tests/unittests/DisplayTransactionTest.cpp b/services/surfaceflinger/tests/unittests/DisplayTransactionTest.cpp
index 06bdcdc..0323778 100644
--- a/services/surfaceflinger/tests/unittests/DisplayTransactionTest.cpp
+++ b/services/surfaceflinger/tests/unittests/DisplayTransactionTest.cpp
@@ -1298,55 +1298,6 @@
 }
 
 /* ------------------------------------------------------------------------
- * SurfaceFlinger::resetDisplayState
- */
-
-TEST_F(DisplayTransactionTest, resetDisplayStateClearsState) {
-    using Case = NonHwcVirtualDisplayCase;
-
-    // --------------------------------------------------------------------
-    // Preconditions
-
-    // vsync is enabled and available
-    mFlinger.scheduler()->mutablePrimaryHWVsyncEnabled() = true;
-    mFlinger.scheduler()->mutableHWVsyncAvailable() = true;
-
-    // A display exists
-    auto existing = Case::Display::makeFakeExistingDisplayInjector(this);
-    existing.inject();
-
-    // --------------------------------------------------------------------
-    // Call Expectations
-
-    // The call disable vsyncs
-    EXPECT_CALL(*mEventControlThread, setVsyncEnabled(false)).Times(1);
-
-    // The call ends any display resyncs
-    EXPECT_CALL(*mPrimaryDispSync, endResync()).Times(1);
-
-    // --------------------------------------------------------------------
-    // Invocation
-
-    mFlinger.resetDisplayState();
-
-    // --------------------------------------------------------------------
-    // Postconditions
-
-    // vsyncs should be off and not available.
-    EXPECT_FALSE(mFlinger.scheduler()->mutablePrimaryHWVsyncEnabled());
-    EXPECT_FALSE(mFlinger.scheduler()->mutableHWVsyncAvailable());
-
-    // The display should have been removed from the display map.
-    EXPECT_FALSE(hasDisplayDevice(existing.token()));
-
-    // The display should still exist in the current state
-    EXPECT_TRUE(hasCurrentDisplayState(existing.token()));
-
-    // The display should have been removed from the drawing state
-    EXPECT_FALSE(hasDrawingDisplayState(existing.token()));
-}
-
-/* ------------------------------------------------------------------------
  * DisplayDevice::GetBestColorMode
  */
 class GetBestColorModeTest : public DisplayTransactionTest {
@@ -2019,8 +1970,6 @@
     // --------------------------------------------------------------------
     // Call Expectations
 
-    EXPECT_CALL(*mComposer, isUsingVrComposer()).WillOnce(Return(false));
-
     setupCommonCallExpectationsForConnectProcessing<Case>();
 
     // --------------------------------------------------------------------
@@ -2082,7 +2031,6 @@
     // --------------------------------------------------------------------
     // Call Expectations
 
-    EXPECT_CALL(*mComposer, isUsingVrComposer()).WillRepeatedly(Return(false));
     EXPECT_CALL(*mComposer, getDisplayIdentificationData(Case::Display::HWC_DISPLAY_ID, _, _))
             .Times(0);
 
@@ -2139,20 +2087,9 @@
                             SetArgPointee<2>(TertiaryDisplay::GET_IDENTIFICATION_DATA()),
                             Return(Error::NONE)));
 
-    EXPECT_CALL(*mComposer, isUsingVrComposer()).WillRepeatedly(Return(false));
-
     ignoresHotplugConnectCommon<SimpleTertiaryDisplayCase>();
 }
 
-TEST_F(HandleTransactionLockedTest, ignoresHotplugConnectIfExternalForVrComposer) {
-    // Inject a primary display.
-    PrimaryDisplayVariant::injectHwcDisplay(this);
-
-    EXPECT_CALL(*mComposer, isUsingVrComposer()).WillRepeatedly(Return(true));
-
-    ignoresHotplugConnectCommon<SimpleExternalDisplayCase>();
-}
-
 TEST_F(HandleTransactionLockedTest, processesHotplugDisconnectPrimaryDisplay) {
     processesHotplugDisconnectCommon<SimplePrimaryDisplayCase>();
 }
@@ -2177,8 +2114,6 @@
     // --------------------------------------------------------------------
     // Call Expectations
 
-    EXPECT_CALL(*mComposer, isUsingVrComposer()).WillRepeatedly(Return(false));
-
     setupCommonCallExpectationsForConnectProcessing<Case>();
     setupCommonCallExpectationsForDisconnectProcessing<Case>();
 
@@ -2225,8 +2160,6 @@
     // --------------------------------------------------------------------
     // Call Expectations
 
-    EXPECT_CALL(*mComposer, isUsingVrComposer()).WillRepeatedly(Return(false));
-
     setupCommonCallExpectationsForConnectProcessing<Case>();
     setupCommonCallExpectationsForDisconnectProcessing<Case>();
 
@@ -2385,11 +2318,6 @@
     mFlinger.mutableCurrentState().displays.removeItem(existing.token());
 
     // --------------------------------------------------------------------
-    // Call Expectations
-
-    EXPECT_CALL(*mComposer, isUsingVrComposer()).WillRepeatedly(Return(false));
-
-    // --------------------------------------------------------------------
     // Invocation
 
     mFlinger.handleTransactionLocked(eDisplayTransactionNeeded);
diff --git a/services/surfaceflinger/tests/unittests/TestableSurfaceFlinger.h b/services/surfaceflinger/tests/unittests/TestableSurfaceFlinger.h
index cbf264d..cd2a482 100644
--- a/services/surfaceflinger/tests/unittests/TestableSurfaceFlinger.h
+++ b/services/surfaceflinger/tests/unittests/TestableSurfaceFlinger.h
@@ -289,8 +289,6 @@
         return mFlinger->destroyDisplay(displayToken);
     }
 
-    auto resetDisplayState() NO_THREAD_SAFETY_ANALYSIS { return mFlinger->resetDisplayState(); }
-
     auto setupNewDisplayDeviceInternal(
             const wp<IBinder>& displayToken,
             std::shared_ptr<compositionengine::Display> compositionDisplay,
diff --git a/services/surfaceflinger/tests/unittests/mock/DisplayHardware/MockComposer.h b/services/surfaceflinger/tests/unittests/mock/DisplayHardware/MockComposer.h
index c2c5072..cd9b87a 100644
--- a/services/surfaceflinger/tests/unittests/mock/DisplayHardware/MockComposer.h
+++ b/services/surfaceflinger/tests/unittests/mock/DisplayHardware/MockComposer.h
@@ -52,11 +52,9 @@
     MOCK_METHOD0(getCapabilities, std::vector<IComposer::Capability>());
     MOCK_METHOD0(dumpDebugInfo, std::string());
     MOCK_METHOD1(registerCallback, void(const sp<IComposerCallback>&));
-    MOCK_METHOD0(isRemote, bool());
     MOCK_METHOD0(resetCommands, void());
     MOCK_METHOD0(executeCommands, Error());
     MOCK_METHOD0(getMaxVirtualDisplayCount, uint32_t());
-    MOCK_CONST_METHOD0(isUsingVrComposer, bool());
     MOCK_METHOD4(createVirtualDisplay, Error(uint32_t, uint32_t, PixelFormat*, Display*));
     MOCK_METHOD1(destroyVirtualDisplay, Error(Display));
     MOCK_METHOD1(acceptDisplayChanges, Error(Display));
@@ -110,7 +108,6 @@
     MOCK_METHOD3(setLayerVisibleRegion,
                  Error(Display, Layer, const std::vector<IComposerClient::Rect>&));
     MOCK_METHOD3(setLayerZOrder, Error(Display, Layer, uint32_t));
-    MOCK_METHOD4(setLayerInfo, Error(Display, Layer, uint32_t, uint32_t));
     MOCK_METHOD3(getRenderIntents, Error(Display, ColorMode, std::vector<RenderIntent>*));
     MOCK_METHOD3(setLayerColorTransform, Error(Display, Layer, const float*));
     MOCK_METHOD4(getDisplayedContentSamplingAttributes,