Merge changes I111361f7,Ic4979b91

* changes:
  Reset the touch state when the active viewport is disabled
  Fix issues with InputMapper tests
diff --git a/cmds/atrace/atrace.rc b/cmds/atrace/atrace.rc
index 891b1c6..2e0c95a 100644
--- a/cmds/atrace/atrace.rc
+++ b/cmds/atrace/atrace.rc
@@ -300,6 +300,12 @@
     chmod 0666 /sys/kernel/debug/tracing/events/kmem/rss_stat/trigger
     chmod 0666 /sys/kernel/tracing/events/kmem/rss_stat/trigger
 
+on late-init && property:ro.boot.fastboot.boottrace=enabled
+    setprop debug.atrace.tags.enableflags 802922
+    setprop persist.traced.enable 0
+    write /sys/kernel/debug/tracing/tracing_on 1
+    write /sys/kernel/tracing/tracing_on 1
+
 # Only create the tracing instance if persist.mm_events.enabled
 # Attempting to remove the tracing instance after it has been created
 # will likely fail with EBUSY as it would be in use by traced_probes.
@@ -395,3 +401,10 @@
 service boottrace /system/bin/atrace --async_start -f /data/misc/boottrace/categories
     disabled
     oneshot
+
+on property:sys.boot_completed=1 && property:ro.boot.fastboot.boottrace=enabled
+    setprop debug.atrace.tags.enableflags 0
+    setprop persist.traced.enable 1
+    write /sys/kernel/debug/tracing/tracing_on 0
+    write /sys/kernel/tracing/tracing_on 0
+
diff --git a/include/audiomanager/AudioManager.h b/include/audiomanager/AudioManager.h
index 86e5e35..6794fbf 100644
--- a/include/audiomanager/AudioManager.h
+++ b/include/audiomanager/AudioManager.h
@@ -49,6 +49,8 @@
     PLAYER_MUTE_STREAM_VOLUME = (1 << 1),
     PLAYER_MUTE_STREAM_MUTED = (1 << 2),
     PLAYER_MUTE_PLAYBACK_RESTRICTED = (1 << 3),
+    PLAYER_MUTE_CLIENT_VOLUME = (1 << 4),
+    PLAYER_MUTE_VOLUME_SHAPER = (1 << 5),
 };
 
 struct mute_state_t {
@@ -60,6 +62,10 @@
     bool muteFromStreamMuted = false;
     /** Flag used when playback is restricted by AppOps manager with OP_PLAY_AUDIO. */
     bool muteFromPlaybackRestricted = false;
+    /** Flag used when audio track was muted by client volume. */
+    bool muteFromClientVolume = false;
+     /** Flag used when volume is muted by volume shaper. */
+    bool muteFromVolumeShaper = false;
 
     explicit operator int() const
     {
@@ -67,6 +73,8 @@
         result |= muteFromStreamVolume * PLAYER_MUTE_STREAM_VOLUME;
         result |= muteFromStreamMuted * PLAYER_MUTE_STREAM_MUTED;
         result |= muteFromPlaybackRestricted * PLAYER_MUTE_PLAYBACK_RESTRICTED;
+        result |= muteFromClientVolume * PLAYER_MUTE_CLIENT_VOLUME;
+        result |= muteFromVolumeShaper * PLAYER_MUTE_VOLUME_SHAPER;
         return result;
     }
 
diff --git a/include/input/KeyCharacterMap.h b/include/input/KeyCharacterMap.h
index 585ea3c..1c9a5ea 100644
--- a/include/input/KeyCharacterMap.h
+++ b/include/input/KeyCharacterMap.h
@@ -18,6 +18,7 @@
 #define _LIBINPUT_KEY_CHARACTER_MAP_H
 
 #include <stdint.h>
+#include <list>
 
 #ifdef __linux__
 #include <binder/IBinder.h>
@@ -152,29 +153,22 @@
 
 private:
     struct Behavior {
-        Behavior();
-        Behavior(const Behavior& other);
-
-        /* The next behavior in the list, or NULL if none. */
-        Behavior* next;
-
         /* The meta key modifiers for this behavior. */
-        int32_t metaState;
+        int32_t metaState = 0;
 
         /* The character to insert. */
-        char16_t character;
+        char16_t character = 0;
 
         /* The fallback keycode if the key is not handled. */
-        int32_t fallbackKeyCode;
+        int32_t fallbackKeyCode = 0;
 
         /* The replacement keycode if the key has to be replaced outright. */
-        int32_t replacementKeyCode;
+        int32_t replacementKeyCode = 0;
     };
 
     struct Key {
         Key();
         Key(const Key& other);
-        ~Key();
 
         /* The single character label printed on the key, or 0 if none. */
         char16_t label;
@@ -184,7 +178,7 @@
 
         /* The list of key behaviors sorted from most specific to least specific
          * meta key binding. */
-        Behavior* firstBehavior;
+        std::list<Behavior> behaviors;
     };
 
     class Parser {
diff --git a/libs/binder/RpcSession.cpp b/libs/binder/RpcSession.cpp
index e6dbd79..d347262 100644
--- a/libs/binder/RpcSession.cpp
+++ b/libs/binder/RpcSession.cpp
@@ -36,6 +36,7 @@
 #include <utils/Compat.h>
 #include <utils/String8.h>
 
+#include "BuildFlags.h"
 #include "FdTrigger.h"
 #include "OS.h"
 #include "RpcSocketAddress.h"
@@ -78,10 +79,8 @@
 
 void RpcSession::setMaxIncomingThreads(size_t threads) {
     RpcMutexLockGuard _l(mMutex);
-    LOG_ALWAYS_FATAL_IF(!mConnections.mOutgoing.empty() || !mConnections.mIncoming.empty(),
-                        "Must set max incoming threads before setting up connections, but has %zu "
-                        "client(s) and %zu server(s)",
-                        mConnections.mOutgoing.size(), mConnections.mIncoming.size());
+    LOG_ALWAYS_FATAL_IF(mStartedSetup,
+                        "Must set max incoming threads before setting up connections");
     mMaxIncomingThreads = threads;
 }
 
@@ -92,10 +91,8 @@
 
 void RpcSession::setMaxOutgoingThreads(size_t threads) {
     RpcMutexLockGuard _l(mMutex);
-    LOG_ALWAYS_FATAL_IF(!mConnections.mOutgoing.empty() || !mConnections.mIncoming.empty(),
-                        "Must set max outgoing threads before setting up connections, but has %zu "
-                        "client(s) and %zu server(s)",
-                        mConnections.mOutgoing.size(), mConnections.mIncoming.size());
+    LOG_ALWAYS_FATAL_IF(mStartedSetup,
+                        "Must set max outgoing threads before setting up connections");
     mMaxOutgoingThreads = threads;
 }
 
@@ -104,7 +101,7 @@
     return mMaxOutgoingThreads;
 }
 
-bool RpcSession::setProtocolVersion(uint32_t version) {
+bool RpcSession::setProtocolVersionInternal(uint32_t version, bool checkStarted) {
     if (version >= RPC_WIRE_PROTOCOL_VERSION_NEXT &&
         version != RPC_WIRE_PROTOCOL_VERSION_EXPERIMENTAL) {
         ALOGE("Cannot start RPC session with version %u which is unknown (current protocol version "
@@ -114,6 +111,8 @@
     }
 
     RpcMutexLockGuard _l(mMutex);
+    LOG_ALWAYS_FATAL_IF(checkStarted && mStartedSetup,
+                        "Must set protocol version before setting up connections");
     if (mProtocolVersion && version > *mProtocolVersion) {
         ALOGE("Cannot upgrade explicitly capped protocol version %u to newer version %u",
               *mProtocolVersion, version);
@@ -124,12 +123,19 @@
     return true;
 }
 
+bool RpcSession::setProtocolVersion(uint32_t version) {
+    return setProtocolVersionInternal(version, true);
+}
+
 std::optional<uint32_t> RpcSession::getProtocolVersion() {
     RpcMutexLockGuard _l(mMutex);
     return mProtocolVersion;
 }
 
 void RpcSession::setFileDescriptorTransportMode(FileDescriptorTransportMode mode) {
+    RpcMutexLockGuard _l(mMutex);
+    LOG_ALWAYS_FATAL_IF(mStartedSetup,
+                        "Must set file descriptor transport mode before setting up connections");
     mFileDescriptorTransportMode = mode;
 }
 
@@ -445,9 +451,16 @@
                                                               bool incoming)>& connectAndInit) {
     {
         RpcMutexLockGuard _l(mMutex);
-        LOG_ALWAYS_FATAL_IF(mConnections.mOutgoing.size() != 0,
-                            "Must only setup session once, but already has %zu clients",
-                            mConnections.mOutgoing.size());
+        LOG_ALWAYS_FATAL_IF(mStartedSetup, "Must only setup session once");
+        mStartedSetup = true;
+
+        if constexpr (!kEnableRpcThreads) {
+            LOG_ALWAYS_FATAL_IF(mMaxIncomingThreads > 0,
+                                "Incoming threads are not supported on single-threaded libbinder");
+            // mMaxIncomingThreads should not change from here to its use below,
+            // since we set mStartedSetup==true and setMaxIncomingThreads checks
+            // for that
+        }
     }
 
     if (auto status = initShutdownTrigger(); status != OK) return status;
@@ -488,7 +501,7 @@
                                                     sp<RpcSession>::fromExisting(this), &version);
             status != OK)
             return status;
-        if (!setProtocolVersion(version)) return BAD_VALUE;
+        if (!setProtocolVersionInternal(version, false)) return BAD_VALUE;
     }
 
     // TODO(b/189955605): we should add additional sessions dynamically
@@ -506,11 +519,7 @@
         return status;
     }
 
-#ifdef BINDER_RPC_SINGLE_THREADED
-    constexpr size_t outgoingThreads = 1;
-#else  // BINDER_RPC_SINGLE_THREADED
     size_t outgoingThreads = std::min(numThreadsAvailable, mMaxOutgoingThreads);
-#endif // BINDER_RPC_SINGLE_THREADED
     ALOGI_IF(outgoingThreads != numThreadsAvailable,
              "Server hints client to start %zu outgoing threads, but client will only start %zu "
              "because it is preconfigured to start at most %zu outgoing threads.",
diff --git a/libs/binder/include/binder/RpcSession.h b/libs/binder/include/binder/RpcSession.h
index 9d94e00..428e272 100644
--- a/libs/binder/include/binder/RpcSession.h
+++ b/libs/binder/include/binder/RpcSession.h
@@ -207,6 +207,10 @@
     friend RpcState;
     explicit RpcSession(std::unique_ptr<RpcTransportCtx> ctx);
 
+    // internal version of setProtocolVersion that
+    // optionally skips the mStartedSetup check
+    [[nodiscard]] bool setProtocolVersionInternal(uint32_t version, bool checkStarted);
+
     // for 'target', see RpcState::sendDecStrongToTarget
     [[nodiscard]] status_t sendDecStrongToTarget(uint64_t address, size_t target);
 
@@ -344,6 +348,7 @@
 
     RpcMutex mMutex; // for all below
 
+    bool mStartedSetup = false;
     size_t mMaxIncomingThreads = 0;
     size_t mMaxOutgoingThreads = kDefaultMaxOutgoingThreads;
     std::optional<uint32_t> mProtocolVersion;
diff --git a/libs/binder/rust/Android.bp b/libs/binder/rust/Android.bp
index 9042b3a..c0d4487 100644
--- a/libs/binder/rust/Android.bp
+++ b/libs/binder/rust/Android.bp
@@ -15,9 +15,10 @@
         "libutils",
     ],
     rustlibs: [
-        "liblibc",
         "libbinder_ndk_sys",
         "libdowncast_rs",
+        "liblazy_static",
+        "liblibc",
     ],
     host_supported: true,
     vendor_available: true,
@@ -171,9 +172,10 @@
         "libbinder_ndk",
     ],
     rustlibs: [
-        "liblibc",
         "libbinder_ndk_sys",
         "libdowncast_rs",
+        "liblazy_static",
+        "liblibc",
     ],
 }
 
diff --git a/libs/binder/rust/src/lib.rs b/libs/binder/rust/src/lib.rs
index 67872a9..195d9ac 100644
--- a/libs/binder/rust/src/lib.rs
+++ b/libs/binder/rust/src/lib.rs
@@ -111,6 +111,7 @@
 pub use error::{ExceptionCode, Status, StatusCode};
 pub use native::{
     add_service, force_lazy_services_persist, is_handling_transaction, register_lazy_service,
+    LazyServiceGuard,
 };
 pub use parcel::{ParcelFileDescriptor, Parcelable, ParcelableHolder};
 pub use proxy::{
diff --git a/libs/binder/rust/src/native.rs b/libs/binder/rust/src/native.rs
index 9e2cef1..3a6dadd 100644
--- a/libs/binder/rust/src/native.rs
+++ b/libs/binder/rust/src/native.rs
@@ -22,6 +22,7 @@
 use crate::proxy::SpIBinder;
 use crate::sys;
 
+use lazy_static::lazy_static;
 use std::convert::TryFrom;
 use std::ffi::{c_void, CStr, CString};
 use std::fs::File;
@@ -30,6 +31,7 @@
 use std::os::raw::c_char;
 use std::os::unix::io::FromRawFd;
 use std::slice;
+use std::sync::Mutex;
 
 /// Rust wrapper around Binder remotable objects.
 ///
@@ -487,6 +489,8 @@
 /// If persist is true then shut down will be blocked until this function is called again with
 /// persist false. If this is to be the initial state, call this function before calling
 /// register_lazy_service.
+///
+/// Consider using [`LazyServiceGuard`] rather than calling this directly.
 pub fn force_lazy_services_persist(persist: bool) {
     unsafe {
         // Safety: No borrowing or transfer of ownership occurs here.
@@ -494,6 +498,59 @@
     }
 }
 
+/// An RAII object to ensure a process which registers lazy services is not killed. During the
+/// lifetime of any of these objects the service manager will not not kill the process even if none
+/// of its lazy services are in use.
+#[must_use]
+#[derive(Debug)]
+pub struct LazyServiceGuard {
+    // Prevent construction outside this module.
+    _private: (),
+}
+
+lazy_static! {
+    // Count of how many LazyServiceGuard objects are in existence.
+    static ref GUARD_COUNT: Mutex<u64> = Mutex::new(0);
+}
+
+impl LazyServiceGuard {
+    /// Create a new LazyServiceGuard to prevent the service manager prematurely killing this
+    /// process.
+    pub fn new() -> Self {
+        let mut count = GUARD_COUNT.lock().unwrap();
+        *count += 1;
+        if *count == 1 {
+            // It's important that we make this call with the mutex held, to make sure
+            // that multiple calls (e.g. if the count goes 1 -> 0 -> 1) are correctly
+            // sequenced. (That also means we can't just use an AtomicU64.)
+            force_lazy_services_persist(true);
+        }
+        Self { _private: () }
+    }
+}
+
+impl Drop for LazyServiceGuard {
+    fn drop(&mut self) {
+        let mut count = GUARD_COUNT.lock().unwrap();
+        *count -= 1;
+        if *count == 0 {
+            force_lazy_services_persist(false);
+        }
+    }
+}
+
+impl Clone for LazyServiceGuard {
+    fn clone(&self) -> Self {
+        Self::new()
+    }
+}
+
+impl Default for LazyServiceGuard {
+    fn default() -> Self {
+        Self::new()
+    }
+}
+
 /// Tests often create a base BBinder instance; so allowing the unit
 /// type to be remotable translates nicely to Binder::new(()).
 impl Remotable for () {
diff --git a/libs/gui/SurfaceComposerClient.cpp b/libs/gui/SurfaceComposerClient.cpp
index 6e8c886..c793523 100644
--- a/libs/gui/SurfaceComposerClient.cpp
+++ b/libs/gui/SurfaceComposerClient.cpp
@@ -1085,16 +1085,6 @@
     return physicalDisplayIds;
 }
 
-status_t SurfaceComposerClient::getPrimaryPhysicalDisplayId(PhysicalDisplayId* id) {
-    int64_t displayId;
-    binder::Status status =
-            ComposerServiceAIDL::getComposerService()->getPrimaryPhysicalDisplayId(&displayId);
-    if (status.isOk()) {
-        *id = *DisplayId::fromValue<PhysicalDisplayId>(static_cast<uint64_t>(displayId));
-    }
-    return statusTFromBinderStatus(status);
-}
-
 std::optional<PhysicalDisplayId> SurfaceComposerClient::getInternalDisplayId() {
     ComposerServiceAIDL& instance = ComposerServiceAIDL::getInstance();
     return instance.getInternalDisplayId();
diff --git a/libs/gui/aidl/android/gui/ISurfaceComposer.aidl b/libs/gui/aidl/android/gui/ISurfaceComposer.aidl
index 730d758..3c220fc 100644
--- a/libs/gui/aidl/android/gui/ISurfaceComposer.aidl
+++ b/libs/gui/aidl/android/gui/ISurfaceComposer.aidl
@@ -94,8 +94,6 @@
      */
     long[] getPhysicalDisplayIds();
 
-    long getPrimaryPhysicalDisplayId();
-
     /**
      * Get token for a physical display given its stable ID obtained via getPhysicalDisplayIds or
      * a DisplayEventReceiver hotplug event.
diff --git a/libs/gui/fuzzer/libgui_fuzzer_utils.h b/libs/gui/fuzzer/libgui_fuzzer_utils.h
index 91eb6b4..d51f685 100644
--- a/libs/gui/fuzzer/libgui_fuzzer_utils.h
+++ b/libs/gui/fuzzer/libgui_fuzzer_utils.h
@@ -71,7 +71,6 @@
                 (override));
     MOCK_METHOD(binder::Status, destroyDisplay, (const sp<IBinder>&), (override));
     MOCK_METHOD(binder::Status, getPhysicalDisplayIds, (std::vector<int64_t>*), (override));
-    MOCK_METHOD(binder::Status, getPrimaryPhysicalDisplayId, (int64_t*), (override));
     MOCK_METHOD(binder::Status, getPhysicalDisplayToken, (int64_t, sp<IBinder>*), (override));
     MOCK_METHOD(binder::Status, setPowerMode, (const sp<IBinder>&, int), (override));
     MOCK_METHOD(binder::Status, getSupportedFrameTimestamps, (std::vector<FrameEvent>*),
diff --git a/libs/gui/include/gui/SurfaceComposerClient.h b/libs/gui/include/gui/SurfaceComposerClient.h
index bc33c29..20c38d8 100644
--- a/libs/gui/include/gui/SurfaceComposerClient.h
+++ b/libs/gui/include/gui/SurfaceComposerClient.h
@@ -351,7 +351,6 @@
 
     //! Get stable IDs for connected physical displays
     static std::vector<PhysicalDisplayId> getPhysicalDisplayIds();
-    static status_t getPrimaryPhysicalDisplayId(PhysicalDisplayId*);
     static std::optional<PhysicalDisplayId> getInternalDisplayId();
 
     //! Get token for a physical display given its stable ID
diff --git a/libs/gui/tests/Surface_test.cpp b/libs/gui/tests/Surface_test.cpp
index 391a0aa..71f2ad4 100644
--- a/libs/gui/tests/Surface_test.cpp
+++ b/libs/gui/tests/Surface_test.cpp
@@ -745,10 +745,6 @@
         return binder::Status::ok();
     }
 
-    binder::Status getPrimaryPhysicalDisplayId(int64_t* /*outDisplayId*/) override {
-        return binder::Status::ok();
-    }
-
     binder::Status getPhysicalDisplayToken(int64_t /*displayId*/,
                                            sp<IBinder>* /*outDisplay*/) override {
         return binder::Status::ok();
diff --git a/libs/input/KeyCharacterMap.cpp b/libs/input/KeyCharacterMap.cpp
index 5cb844e..422e6e0 100644
--- a/libs/input/KeyCharacterMap.cpp
+++ b/libs/input/KeyCharacterMap.cpp
@@ -345,12 +345,12 @@
         // Try to find the most general behavior that maps to this character.
         // For example, the base key behavior will usually be last in the list.
         // However, if we find a perfect meta state match for one behavior then use that one.
-        for (const Behavior* behavior = key->firstBehavior; behavior; behavior = behavior->next) {
-            if (behavior->character) {
+        for (const Behavior& behavior : key->behaviors) {
+            if (behavior.character) {
                 for (size_t i = 0; i < numChars; i++) {
-                    if (behavior->character == chars[i]) {
-                        result = behavior->character;
-                        if ((behavior->metaState & metaState) == behavior->metaState) {
+                    if (behavior.character == chars[i]) {
+                        result = behavior.character;
+                        if ((behavior.metaState & metaState) == behavior.metaState) {
                             goto ExactMatch;
                         }
                         break;
@@ -485,12 +485,10 @@
                                                                  int32_t metaState) const {
     const Key* key;
     if (getKey(keyCode, &key)) {
-        const Behavior* behavior = key->firstBehavior;
-        while (behavior) {
-            if (matchesMetaState(metaState, behavior->metaState)) {
-                return behavior;
+        for (const Behavior& behavior : key->behaviors) {
+            if (matchesMetaState(metaState, behavior.metaState)) {
+                return &behavior;
             }
-            behavior = behavior->next;
         }
     }
     return nullptr;
@@ -538,12 +536,12 @@
         // Try to find the most general behavior that maps to this character.
         // For example, the base key behavior will usually be last in the list.
         const Behavior* found = nullptr;
-        for (const Behavior* behavior = key->firstBehavior; behavior; behavior = behavior->next) {
-            if (behavior->character == ch) {
-                found = behavior;
+        for (const Behavior& behavior : key->behaviors) {
+            if (behavior.character == ch) {
+                found = &behavior;
             }
         }
-        if (found) {
+        if (found != nullptr) {
             *outKeyCode = mKeys.keyAt(i);
             *outMetaState = found->metaState;
             return true;
@@ -701,7 +699,6 @@
         key->number = number;
         map->mKeys.add(keyCode, key);
 
-        Behavior* lastBehavior = nullptr;
         while (parcel->readInt32()) {
             int32_t metaState = parcel->readInt32();
             char16_t character = parcel->readInt32();
@@ -711,17 +708,12 @@
                 return nullptr;
             }
 
-            Behavior* behavior = new Behavior();
-            behavior->metaState = metaState;
-            behavior->character = character;
-            behavior->fallbackKeyCode = fallbackKeyCode;
-            behavior->replacementKeyCode = replacementKeyCode;
-            if (lastBehavior) {
-                lastBehavior->next = behavior;
-            } else {
-                key->firstBehavior = behavior;
-            }
-            lastBehavior = behavior;
+            key->behaviors.push_back({
+                    .metaState = metaState,
+                    .character = character,
+                    .fallbackKeyCode = fallbackKeyCode,
+                    .replacementKeyCode = replacementKeyCode,
+            });
         }
 
         if (parcel->errorCheck()) {
@@ -772,13 +764,12 @@
         parcel->writeInt32(keyCode);
         parcel->writeInt32(key->label);
         parcel->writeInt32(key->number);
-        for (const Behavior* behavior = key->firstBehavior; behavior != nullptr;
-                behavior = behavior->next) {
+        for (const Behavior& behavior : key->behaviors) {
             parcel->writeInt32(1);
-            parcel->writeInt32(behavior->metaState);
-            parcel->writeInt32(behavior->character);
-            parcel->writeInt32(behavior->fallbackKeyCode);
-            parcel->writeInt32(behavior->replacementKeyCode);
+            parcel->writeInt32(behavior.metaState);
+            parcel->writeInt32(behavior.character);
+            parcel->writeInt32(behavior.fallbackKeyCode);
+            parcel->writeInt32(behavior.replacementKeyCode);
         }
         parcel->writeInt32(0);
     }
@@ -799,38 +790,10 @@
 
 // --- KeyCharacterMap::Key ---
 
-KeyCharacterMap::Key::Key() :
-        label(0), number(0), firstBehavior(nullptr) {
-}
+KeyCharacterMap::Key::Key() : label(0), number(0) {}
 
-KeyCharacterMap::Key::Key(const Key& other) :
-        label(other.label), number(other.number),
-        firstBehavior(other.firstBehavior ? new Behavior(*other.firstBehavior) : nullptr) {
-}
-
-KeyCharacterMap::Key::~Key() {
-    Behavior* behavior = firstBehavior;
-    while (behavior) {
-        Behavior* next = behavior->next;
-        delete behavior;
-        behavior = next;
-    }
-}
-
-
-// --- KeyCharacterMap::Behavior ---
-
-KeyCharacterMap::Behavior::Behavior() :
-        next(nullptr), metaState(0), character(0), fallbackKeyCode(0), replacementKeyCode(0) {
-}
-
-KeyCharacterMap::Behavior::Behavior(const Behavior& other) :
-        next(other.next ? new Behavior(*other.next) : nullptr),
-        metaState(other.metaState), character(other.character),
-        fallbackKeyCode(other.fallbackKeyCode),
-        replacementKeyCode(other.replacementKeyCode) {
-}
-
+KeyCharacterMap::Key::Key(const Key& other)
+      : label(other.label), number(other.number), behaviors(other.behaviors) {}
 
 // --- KeyCharacterMap::Parser ---
 
@@ -1208,23 +1171,21 @@
 #endif
             break;
         case PROPERTY_META: {
-            for (Behavior* b = key->firstBehavior; b; b = b->next) {
-                if (b->metaState == property.metaState) {
+            for (const Behavior& b : key->behaviors) {
+                if (b.metaState == property.metaState) {
                     ALOGE("%s: Duplicate key behavior for modifier.",
                             mTokenizer->getLocation().string());
                     return BAD_VALUE;
                 }
             }
-            Behavior* newBehavior = new Behavior(behavior);
-            newBehavior->metaState = property.metaState;
-            newBehavior->next = key->firstBehavior;
-            key->firstBehavior = newBehavior;
-#if DEBUG_PARSER
-            ALOGD("Parsed key meta: keyCode=%d, meta=0x%x, char=%d, fallback=%d replace=%d.",
-                    mKeyCode,
-                    newBehavior->metaState, newBehavior->character,
-                    newBehavior->fallbackKeyCode, newBehavior->replacementKeyCode);
-#endif
+            Behavior newBehavior = behavior;
+            newBehavior.metaState = property.metaState;
+            key->behaviors.push_front(newBehavior);
+            ALOGD_IF(DEBUG_PARSER,
+                     "Parsed key meta: keyCode=%d, meta=0x%x, char=%d, fallback=%d replace=%d.",
+                     mKeyCode, key->behaviors.front().metaState, key->behaviors.front().character,
+                     key->behaviors.front().fallbackKeyCode,
+                     key->behaviors.front().replacementKeyCode);
             break;
         }
         }
@@ -1237,8 +1198,8 @@
     if (!key->number) {
         char16_t digit = 0;
         char16_t symbol = 0;
-        for (Behavior* b = key->firstBehavior; b; b = b->next) {
-            char16_t ch = b->character;
+        for (const Behavior& b : key->behaviors) {
+            char16_t ch = b.character;
             if (ch) {
                 if (ch >= '0' && ch <= '9') {
                     digit = ch;
diff --git a/services/surfaceflinger/DisplayDevice.cpp b/services/surfaceflinger/DisplayDevice.cpp
index 8680900..bff301e 100644
--- a/services/surfaceflinger/DisplayDevice.cpp
+++ b/services/surfaceflinger/DisplayDevice.cpp
@@ -136,10 +136,6 @@
     mDeviceProductInfo = std::move(info);
 }
 
-uint32_t DisplayDevice::getPageFlipCount() const {
-    return mCompositionDisplay->getRenderSurface()->getPageFlipCount();
-}
-
 auto DisplayDevice::getInputInfo() const -> InputInfo {
     gui::DisplayInfo info;
     info.displayId = getLayerStack().id;
diff --git a/services/surfaceflinger/DisplayDevice.h b/services/surfaceflinger/DisplayDevice.h
index 2161436..10fc095 100644
--- a/services/surfaceflinger/DisplayDevice.h
+++ b/services/surfaceflinger/DisplayDevice.h
@@ -259,7 +259,6 @@
     /* ------------------------------------------------------------------------
      * Debugging
      */
-    uint32_t getPageFlipCount() const;
     std::string getDebugName() const;
     void dump(std::string& result) const;
 
diff --git a/services/surfaceflinger/Scheduler/include/scheduler/Time.h b/services/surfaceflinger/Scheduler/include/scheduler/Time.h
index 2b3ad2d..487709b 100644
--- a/services/surfaceflinger/Scheduler/include/scheduler/Time.h
+++ b/services/surfaceflinger/Scheduler/include/scheduler/Time.h
@@ -32,6 +32,7 @@
 struct Duration;
 
 struct TimePoint : scheduler::SchedulerClock::time_point {
+    constexpr TimePoint() = default;
     explicit constexpr TimePoint(const Duration&);
 
     // Implicit conversion from std::chrono counterpart.
diff --git a/services/surfaceflinger/SurfaceFlinger.cpp b/services/surfaceflinger/SurfaceFlinger.cpp
index 1fcbdfa..de12d62 100644
--- a/services/surfaceflinger/SurfaceFlinger.cpp
+++ b/services/surfaceflinger/SurfaceFlinger.cpp
@@ -607,12 +607,6 @@
     return displayIds;
 }
 
-status_t SurfaceFlinger::getPrimaryPhysicalDisplayId(PhysicalDisplayId* id) const {
-    Mutex::Autolock lock(mStateLock);
-    *id = getPrimaryDisplayIdLocked();
-    return NO_ERROR;
-}
-
 sp<IBinder> SurfaceFlinger::getPhysicalDisplayToken(PhysicalDisplayId displayId) const {
     Mutex::Autolock lock(mStateLock);
     return getPhysicalDisplayTokenLocked(displayId);
@@ -2065,7 +2059,11 @@
     }
 
     // Save this once per commit + composite to ensure consistency
-    mPowerHintSessionEnabled = mPowerAdvisor->usePowerHintSession();
+    // TODO (b/240619471): consider removing active display check once AOD is fixed
+    const auto activeDisplay =
+            FTL_FAKE_GUARD(mStateLock, getDisplayDeviceLocked(mActiveDisplayToken));
+    mPowerHintSessionEnabled = mPowerAdvisor->usePowerHintSession() && activeDisplay &&
+            activeDisplay->getPowerMode() == hal::PowerMode::ON;
     if (mPowerHintSessionEnabled) {
         const auto& display = FTL_FAKE_GUARD(mStateLock, getDefaultDisplayDeviceLocked()).get();
         // get stable vsync period from display mode
@@ -2247,7 +2245,6 @@
         scheduleComposite(FrameHint::kNone);
     }
 
-    postFrame();
     postComposition();
 
     const bool prevFrameHadClientComposition = mHadClientComposition;
@@ -2363,7 +2360,7 @@
 
 void SurfaceFlinger::postComposition() {
     ATRACE_CALL();
-    ALOGV("postComposition");
+    ALOGV(__func__);
 
     const auto* display = FTL_FAKE_GUARD(mStateLock, getDefaultDisplayDeviceLocked()).get();
 
@@ -2378,18 +2375,19 @@
     }
 
     mPreviousPresentFences[1] = mPreviousPresentFences[0];
-    mPreviousPresentFences[0].fence =
-            display ? getHwComposer().getPresentFence(display->getPhysicalId()) : Fence::NO_FENCE;
-    mPreviousPresentFences[0].fenceTime =
-            std::make_shared<FenceTime>(mPreviousPresentFences[0].fence);
 
-    nsecs_t now = systemTime();
+    auto presentFence =
+            display ? getHwComposer().getPresentFence(display->getPhysicalId()) : Fence::NO_FENCE;
+
+    auto presentFenceTime = std::make_shared<FenceTime>(presentFence);
+    mPreviousPresentFences[0] = {presentFence, presentFenceTime};
+
+    const TimePoint presentTime = scheduler::SchedulerClock::now();
 
     // Set presentation information before calling Layer::releasePendingBuffer, such that jank
     // information from previous' frame classification is already available when sending jank info
     // to clients, so they get jank classification as early as possible.
-    mFrameTimeline->setSfPresent(/* sfPresentTime */ now, mPreviousPresentFences[0].fenceTime,
-                                 glCompositionDoneFenceTime);
+    mFrameTimeline->setSfPresent(presentTime.ns(), presentFenceTime, glCompositionDoneFenceTime);
 
     // We use the CompositionEngine::getLastFrameRefreshTimestamp() which might
     // be sampled a little later than when we started doing work for this frame,
@@ -2397,11 +2395,10 @@
     const TimePoint compositeTime =
             TimePoint::fromNs(mCompositionEngine->getLastFrameRefreshTimestamp());
     const Duration presentLatency =
-            mPresentLatencyTracker.trackPendingFrame(compositeTime,
-                                                     mPreviousPresentFences[0].fenceTime);
+            mPresentLatencyTracker.trackPendingFrame(compositeTime, presentFenceTime);
 
     const auto& schedule = mScheduler->getVsyncSchedule();
-    const TimePoint vsyncDeadline = schedule.vsyncDeadlineAfter(TimePoint::fromNs(now));
+    const TimePoint vsyncDeadline = schedule.vsyncDeadlineAfter(presentTime);
     const Period vsyncPeriod = schedule.period();
     const nsecs_t vsyncPhase = mVsyncConfiguration->getCurrentConfigs().late.sfOffset;
 
@@ -2409,9 +2406,9 @@
                                             presentLatency.ns());
 
     for (const auto& layer: mLayersWithQueuedFrames) {
-        layer->onPostComposition(display, glCompositionDoneFenceTime,
-                                 mPreviousPresentFences[0].fenceTime, compositorTiming);
-        layer->releasePendingBuffer(/*dequeueReadyTime*/ now);
+        layer->onPostComposition(display, glCompositionDoneFenceTime, presentFenceTime,
+                                 compositorTiming);
+        layer->releasePendingBuffer(presentTime.ns());
     }
 
     std::vector<std::pair<std::shared_ptr<compositionengine::Display>, sp<HdrLayerInfoReporter>>>
@@ -2468,13 +2465,16 @@
     mSomeDataspaceChanged = false;
     mVisibleRegionsWereDirtyThisFrame = false;
 
-    mTransactionCallbackInvoker.addPresentFence(mPreviousPresentFences[0].fence);
+    mTransactionCallbackInvoker.addPresentFence(std::move(presentFence));
     mTransactionCallbackInvoker.sendCallbacks(false /* onCommitOnly */);
     mTransactionCallbackInvoker.clearCompletedTransactions();
 
+    mTimeStats->incrementTotalFrames();
+    mTimeStats->setPresentFenceGlobal(presentFenceTime);
+
     if (display && display->isInternal() && display->getPowerMode() == hal::PowerMode::ON &&
-        mPreviousPresentFences[0].fenceTime->isValid()) {
-        mScheduler->addPresentFence(mPreviousPresentFences[0].fenceTime);
+        presentFenceTime->isValid()) {
+        mScheduler->addPresentFence(std::move(presentFenceTime));
     }
 
     const bool isDisplayConnected =
@@ -2486,9 +2486,6 @@
         }
     }
 
-    mTimeStats->incrementTotalFrames();
-    mTimeStats->setPresentFenceGlobal(mPreviousPresentFences[0].fenceTime);
-
     const size_t sfConnections = mScheduler->getEventThreadConnectionCount(mSfConnectionHandle);
     const size_t appConnections = mScheduler->getEventThreadConnectionCount(mAppConnectionHandle);
     mTimeStats->recordDisplayEventConnectionCount(sfConnections + appConnections);
@@ -2498,20 +2495,19 @@
         return;
     }
 
-    nsecs_t currentTime = systemTime();
     if (mHasPoweredOff) {
         mHasPoweredOff = false;
     } else {
-        nsecs_t elapsedTime = currentTime - getBE().mLastSwapTime;
-        const size_t numPeriods = static_cast<size_t>(elapsedTime / vsyncPeriod.ns());
+        const Duration elapsedTime = presentTime - getBE().mLastPresentTime;
+        const size_t numPeriods = static_cast<size_t>(elapsedTime.ns() / vsyncPeriod.ns());
         if (numPeriods < SurfaceFlingerBE::NUM_BUCKETS - 1) {
-            getBE().mFrameBuckets[numPeriods] += elapsedTime;
+            getBE().mFrameBuckets[numPeriods] += elapsedTime.ns();
         } else {
-            getBE().mFrameBuckets[SurfaceFlingerBE::NUM_BUCKETS - 1] += elapsedTime;
+            getBE().mFrameBuckets[SurfaceFlingerBE::NUM_BUCKETS - 1] += elapsedTime.ns();
         }
-        getBE().mTotalTime += elapsedTime;
+        getBE().mTotalTime += elapsedTime.ns();
     }
-    getBE().mLastSwapTime = currentTime;
+    getBE().mLastPresentTime = presentTime;
 
     // Cleanup any outstanding resources due to rendering a prior frame.
     getRenderEngine().cleanupPostRender();
@@ -2539,6 +2535,8 @@
         // getTotalSize returns the total number of buffers that were allocated by SurfaceFlinger
         ATRACE_INT64("Total Buffer Size", GraphicBufferAllocator::get().getTotalSize());
     }
+
+    logFrameStats(presentTime);
 }
 
 FloatRect SurfaceFlinger::getMaxDisplayBounds() {
@@ -2571,16 +2569,6 @@
     }
 }
 
-void SurfaceFlinger::postFrame() {
-    const auto display = FTL_FAKE_GUARD(mStateLock, getDefaultDisplayDeviceLocked());
-    if (display && getHwComposer().isConnected(display->getPhysicalId())) {
-        uint32_t flipCount = display->getPageFlipCount();
-        if (flipCount % LOG_FRAME_STATS_PERIOD == 0) {
-            logFrameStats();
-        }
-    }
-}
-
 void SurfaceFlinger::commitTransactions() {
     ATRACE_CALL();
 
@@ -4956,7 +4944,14 @@
     mFrameTimeline->parseArgs(args, result);
 }
 
-void SurfaceFlinger::logFrameStats() {
+void SurfaceFlinger::logFrameStats(TimePoint now) {
+    using namespace std::chrono_literals;
+
+    static TimePoint sTimestamp = now;
+    if (now - sTimestamp < 30min) return;
+    sTimestamp = now;
+
+    ATRACE_CALL();
     mDrawingState.traverse([&](Layer* layer) { layer->logFrameStats(); });
 }
 
@@ -5560,15 +5555,8 @@
                 reply->writeInt32(0);
                 reply->writeInt32(mDebugDisableHWC);
                 return NO_ERROR;
-            case 1013: {
-                const auto display = getDefaultDisplayDevice();
-                if (!display) {
-                    return NAME_NOT_FOUND;
-                }
-
-                reply->writeInt32(display->getPageFlipCount());
-                return NO_ERROR;
-            }
+            case 1013: // Unused.
+                return NAME_NOT_FOUND;
             case 1014: {
                 Mutex::Autolock _l(mStateLock);
                 // daltonize
@@ -7244,20 +7232,6 @@
     return binder::Status::ok();
 }
 
-binder::Status SurfaceComposerAIDL::getPrimaryPhysicalDisplayId(int64_t* outDisplayId) {
-    status_t status = checkAccessPermission();
-    if (status != OK) {
-        return binderStatusFromStatusT(status);
-    }
-
-    PhysicalDisplayId id;
-    status = mFlinger->getPrimaryPhysicalDisplayId(&id);
-    if (status == NO_ERROR) {
-        *outDisplayId = id.value;
-    }
-    return binderStatusFromStatusT(status);
-}
-
 binder::Status SurfaceComposerAIDL::getPhysicalDisplayToken(int64_t displayId,
                                                             sp<IBinder>* outDisplay) {
     const auto id = DisplayId::fromValue<PhysicalDisplayId>(static_cast<uint64_t>(displayId));
diff --git a/services/surfaceflinger/SurfaceFlinger.h b/services/surfaceflinger/SurfaceFlinger.h
index 7609241..361fa2e 100644
--- a/services/surfaceflinger/SurfaceFlinger.h
+++ b/services/surfaceflinger/SurfaceFlinger.h
@@ -56,6 +56,7 @@
 #include <compositionengine/OutputColorSetting.h>
 #include <scheduler/Fps.h>
 #include <scheduler/PresentLatencyTracker.h>
+#include <scheduler/Time.h>
 
 #include "ClientCache.h"
 #include "DisplayDevice.h"
@@ -174,7 +175,7 @@
     static const size_t NUM_BUCKETS = 8; // < 1-7, 7+
     nsecs_t mFrameBuckets[NUM_BUCKETS] = {};
     nsecs_t mTotalTime = 0;
-    std::atomic<nsecs_t> mLastSwapTime = 0;
+    TimePoint mLastPresentTime;
 };
 
 class SurfaceFlinger : public BnSurfaceComposer,
@@ -197,29 +198,6 @@
 
     static char const* getServiceName() ANDROID_API { return "SurfaceFlinger"; }
 
-    // This is the phase offset in nanoseconds of the software vsync event
-    // relative to the vsync event reported by HWComposer.  The software vsync
-    // event is when SurfaceFlinger and Choreographer-based applications run each
-    // frame.
-    //
-    // This phase offset allows adjustment of the minimum latency from application
-    // wake-up time (by Choreographer) to the time at which the resulting window
-    // image is displayed.  This value may be either positive (after the HW vsync)
-    // or negative (before the HW vsync). Setting it to 0 will result in a lower
-    // latency bound of two vsync periods because the app and SurfaceFlinger
-    // will run just after the HW vsync.  Setting it to a positive number will
-    // result in the minimum latency being:
-    //
-    //     (2 * VSYNC_PERIOD - (vsyncPhaseOffsetNs % VSYNC_PERIOD))
-    //
-    // Note that reducing this latency makes it more likely for the applications
-    // to not have their window content image ready in time.  When this happens
-    // the latency will end up being an additional vsync period, and animations
-    // will hiccup.  Therefore, this latency should be tuned somewhat
-    // conservatively (or at least with awareness of the trade-off being made).
-    static int64_t vsyncPhaseOffsetNs;
-    static int64_t sfVsyncPhaseOffsetNs;
-
     // If fences from sync Framework are supported.
     static bool hasSyncFramework;
 
@@ -386,10 +364,6 @@
     using DumpArgs = Vector<String16>;
     using Dumper = std::function<void(const DumpArgs&, bool asProto, std::string&)>;
 
-    // This value is specified in number of frames.  Log frame stats at most
-    // every half hour.
-    enum { LOG_FRAME_STATS_PERIOD =  30*60*60 };
-
     class State {
     public:
         explicit State(LayerVector::StateSet set) : stateSet(set), layersSortedByZ(set) {}
@@ -524,7 +498,6 @@
         Mutex::Autolock lock(mStateLock);
         return getPhysicalDisplayIdsLocked();
     }
-    status_t getPrimaryPhysicalDisplayId(PhysicalDisplayId*) const EXCLUDES(mStateLock);
 
     sp<IBinder> getPhysicalDisplayToken(PhysicalDisplayId displayId) const;
     status_t setTransactionState(const FrameTimelineInfo& frameTimelineInfo,
@@ -938,7 +911,6 @@
      * Compositing
      */
     void postComposition() REQUIRES(kMainThreadContext);
-    void postFrame() REQUIRES(kMainThreadContext);
 
     /*
      * Display management
@@ -1038,7 +1010,7 @@
     void clearStatsLocked(const DumpArgs& args, std::string& result);
     void dumpTimeStats(const DumpArgs& args, bool asProto, std::string& result) const;
     void dumpFrameTimeline(const DumpArgs& args, std::string& result) const;
-    void logFrameStats() REQUIRES(kMainThreadContext);
+    void logFrameStats(TimePoint now) REQUIRES(kMainThreadContext);
 
     void dumpVSync(std::string& result) const REQUIRES(mStateLock);
     void dumpStaticScreenStats(std::string& result) const;
@@ -1423,7 +1395,6 @@
                                  sp<IBinder>* outDisplay) override;
     binder::Status destroyDisplay(const sp<IBinder>& display) override;
     binder::Status getPhysicalDisplayIds(std::vector<int64_t>* outDisplayIds) override;
-    binder::Status getPrimaryPhysicalDisplayId(int64_t* outDisplayId) override;
     binder::Status getPhysicalDisplayToken(int64_t displayId, sp<IBinder>* outDisplay) override;
     binder::Status setPowerMode(const sp<IBinder>& display, int mode) override;
     binder::Status getSupportedFrameTimestamps(std::vector<FrameEvent>* outSupported) override;
diff --git a/services/surfaceflinger/TransactionCallbackInvoker.cpp b/services/surfaceflinger/TransactionCallbackInvoker.cpp
index d2c2e29..e5de759 100644
--- a/services/surfaceflinger/TransactionCallbackInvoker.cpp
+++ b/services/surfaceflinger/TransactionCallbackInvoker.cpp
@@ -178,8 +178,8 @@
     return NO_ERROR;
 }
 
-void TransactionCallbackInvoker::addPresentFence(const sp<Fence>& presentFence) {
-    mPresentFence = presentFence;
+void TransactionCallbackInvoker::addPresentFence(sp<Fence> presentFence) {
+    mPresentFence = std::move(presentFence);
 }
 
 void TransactionCallbackInvoker::sendCallbacks(bool onCommitOnly) {
diff --git a/services/surfaceflinger/TransactionCallbackInvoker.h b/services/surfaceflinger/TransactionCallbackInvoker.h
index 81d79f0..59abe33 100644
--- a/services/surfaceflinger/TransactionCallbackInvoker.h
+++ b/services/surfaceflinger/TransactionCallbackInvoker.h
@@ -70,7 +70,7 @@
     status_t registerUnpresentedCallbackHandle(const sp<CallbackHandle>& handle);
     void addEmptyTransaction(const ListenerCallbacks& listenerCallbacks);
 
-    void addPresentFence(const sp<Fence>& presentFence);
+    void addPresentFence(sp<Fence>);
 
     void sendCallbacks(bool onCommitOnly);
     void clearCompletedTransactions() {
diff --git a/services/surfaceflinger/fuzzer/surfaceflinger_fuzzers_utils.h b/services/surfaceflinger/fuzzer/surfaceflinger_fuzzers_utils.h
index c592358..86b7a7a 100644
--- a/services/surfaceflinger/fuzzer/surfaceflinger_fuzzers_utils.h
+++ b/services/surfaceflinger/fuzzer/surfaceflinger_fuzzers_utils.h
@@ -425,7 +425,8 @@
         mFlinger->clearStatsLocked(dumpArgs, result);
 
         mFlinger->dumpTimeStats(dumpArgs, fdp->ConsumeBool(), result);
-        FTL_FAKE_GUARD(kMainThreadContext, mFlinger->logFrameStats());
+        FTL_FAKE_GUARD(kMainThreadContext,
+                       mFlinger->logFrameStats(TimePoint::fromNs(fdp->ConsumeIntegral<nsecs_t>())));
 
         result = fdp->ConsumeRandomLengthString().c_str();
         mFlinger->dumpFrameTimeline(dumpArgs, result);
@@ -612,7 +613,6 @@
         mFlinger->getMaxAcquiredBufferCountForCurrentRefreshRate(mFdp.ConsumeIntegral<uid_t>());
 
         FTL_FAKE_GUARD(kMainThreadContext, mFlinger->postComposition());
-        FTL_FAKE_GUARD(kMainThreadContext, mFlinger->postFrame());
 
         mFlinger->calculateExpectedPresentTime({});
 
diff --git a/services/surfaceflinger/tests/unittests/SurfaceFlinger_PowerHintTest.cpp b/services/surfaceflinger/tests/unittests/SurfaceFlinger_PowerHintTest.cpp
index a747cdd..18e0a1c 100644
--- a/services/surfaceflinger/tests/unittests/SurfaceFlinger_PowerHintTest.cpp
+++ b/services/surfaceflinger/tests/unittests/SurfaceFlinger_PowerHintTest.cpp
@@ -97,6 +97,7 @@
                     .setNativeWindow(mNativeWindow)
                     .setPowerMode(hal::PowerMode::ON)
                     .inject();
+    mFlinger.mutableActiveDisplayToken() = mDisplay->getDisplayToken();
 }
 
 void SurfaceFlingerPowerHintTest::setupScheduler() {
@@ -150,5 +151,28 @@
     mFlinger.commitAndComposite(now, kVsyncId, now + mockVsyncPeriod.count());
 }
 
+TEST_F(SurfaceFlingerPowerHintTest, inactiveOnDisplayDoze) {
+    ON_CALL(*mPowerAdvisor, usePowerHintSession()).WillByDefault(Return(true));
+
+    mDisplay->setPowerMode(hal::PowerMode::DOZE);
+
+    const std::chrono::nanoseconds mockVsyncPeriod = 15ms;
+    EXPECT_CALL(*mPowerAdvisor, setTargetWorkDuration(_)).Times(0);
+
+    const nsecs_t now = systemTime();
+    const std::chrono::nanoseconds mockHwcRunTime = 20ms;
+    EXPECT_CALL(*mDisplaySurface,
+                prepareFrame(compositionengine::DisplaySurface::CompositionType::Hwc))
+            .Times(1);
+    EXPECT_CALL(*mComposer, presentOrValidateDisplay(HWC_DISPLAY, _, _, _, _, _))
+            .WillOnce([mockHwcRunTime] {
+                std::this_thread::sleep_for(mockHwcRunTime);
+                return hardware::graphics::composer::V2_1::Error::NONE;
+            });
+    EXPECT_CALL(*mPowerAdvisor, sendActualWorkDuration()).Times(0);
+    static constexpr bool kVsyncId = 123; // arbitrary
+    mFlinger.commitAndComposite(now, kVsyncId, now + mockVsyncPeriod.count());
+}
+
 } // namespace
 } // namespace android