diff --git a/cmds/surfacereplayer/proto/src/trace.proto b/cmds/surfacereplayer/proto/src/trace.proto
index b574098..372cecd 100644
--- a/cmds/surfacereplayer/proto/src/trace.proto
+++ b/cmds/surfacereplayer/proto/src/trace.proto
@@ -53,6 +53,7 @@
         ReparentChildrenChange      reparent_children       = 20;
         BackgroundBlurRadiusChange  background_blur_radius  = 21;
         ShadowRadiusChange          shadow_radius           = 22;
+        TrustedOverlayChange        trusted_overlay         = 23;
     }
 }
 
@@ -208,4 +209,8 @@
 
 message ShadowRadiusChange {
     required float radius = 1;
+}
+
+message TrustedOverlayChange {
+    required float is_trusted_overlay = 1;
 }
\ No newline at end of file
diff --git a/include/input/InputWindow.h b/include/input/InputWindow.h
index 2dac5b6..271fdb3 100644
--- a/include/input/InputWindow.h
+++ b/include/input/InputWindow.h
@@ -108,7 +108,6 @@
         TYPE_ACCESSIBILITY_OVERLAY = FIRST_SYSTEM_WINDOW + 32,
         TYPE_DOCK_DIVIDER = FIRST_SYSTEM_WINDOW + 34,
         TYPE_NOTIFICATION_SHADE = FIRST_SYSTEM_WINDOW + 40,
-        TYPE_TRUSTED_APPLICATION_OVERLAY = FIRST_SYSTEM_WINDOW + 42,
         LAST_SYSTEM_WINDOW = 2999,
     };
 
@@ -163,6 +162,12 @@
     bool hasFocus = false;
     bool hasWallpaper = false;
     bool paused = false;
+    /* This flag is set when the window is of a trusted type that is allowed to silently
+     * overlay other windows for the purpose of implementing the secure views feature.
+     * Trusted overlays, such as IME windows, can partly obscure other windows without causing
+     * motion events to be delivered to them with AMOTION_EVENT_FLAG_WINDOW_IS_OBSCURED.
+     */
+    bool trustedOverlay = false;
     int32_t ownerPid = -1;
     int32_t ownerUid = -1;
     int32_t inputFeatures = 0;
@@ -175,20 +180,15 @@
     void addTouchableRegion(const Rect& region);
 
     bool touchableRegionContainsPoint(int32_t x, int32_t y) const;
-    bool frameContainsPoint(int32_t x, int32_t y) const;
 
-    /* Returns true if the window is of a trusted type that is allowed to silently
-     * overlay other windows for the purpose of implementing the secure views feature.
-     * Trusted overlays, such as IME windows, can partly obscure other windows without causing
-     * motion events to be delivered to them with AMOTION_EVENT_FLAG_WINDOW_IS_OBSCURED.
-     */
-    bool isTrustedOverlay() const;
+    bool frameContainsPoint(int32_t x, int32_t y) const;
 
     bool supportsSplitTouch() const;
 
     bool overlaps(const InputWindowInfo* other) const;
 
     status_t write(Parcel& output) const;
+
     static InputWindowInfo read(const Parcel& from);
 };
 
diff --git a/libs/binder/Parcel.cpp b/libs/binder/Parcel.cpp
index b7ad660..efcc042 100644
--- a/libs/binder/Parcel.cpp
+++ b/libs/binder/Parcel.cpp
@@ -2322,12 +2322,14 @@
               type == BINDER_TYPE_FD)) {
             // We should never receive other types (eg BINDER_TYPE_FDA) as long as we don't support
             // them in libbinder. If we do receive them, it probably means a kernel bug; try to
-            // recover gracefully by clearing out the objects, and releasing the objects we do
-            // know about.
+            // recover gracefully by clearing out the objects.
             android_errorWriteLog(0x534e4554, "135930648");
+            android_errorWriteLog(0x534e4554, "203847542");
             ALOGE("%s: unsupported type object (%" PRIu32 ") at offset %" PRIu64 "\n",
                   __func__, type, (uint64_t)offset);
-            releaseObjects();
+
+            // WARNING: callers of ipcSetDataReference need to make sure they
+            // don't rely on mObjectsSize in their release_func.
             mObjectsSize = 0;
             break;
         }
diff --git a/libs/binder/tests/binderLibTest.cpp b/libs/binder/tests/binderLibTest.cpp
index 40de2db..b37b688 100644
--- a/libs/binder/tests/binderLibTest.cpp
+++ b/libs/binder/tests/binderLibTest.cpp
@@ -76,7 +76,7 @@
     BINDER_LIB_TEST_CREATE_BINDER_TRANSACTION,
     BINDER_LIB_TEST_GET_WORK_SOURCE_TRANSACTION,
     BINDER_LIB_TEST_ECHO_VECTOR,
-    BINDER_LIB_TEST_REJECT_BUF,
+    BINDER_LIB_TEST_REJECT_OBJECTS,
 };
 
 pid_t start_server_process(int arg2, bool usePoll = false)
@@ -1050,14 +1050,53 @@
     // And now, overwrite it with the buffer object
     memcpy(parcelData, &obj, sizeof(obj));
     data.setDataSize(sizeof(obj));
+    EXPECT_EQ(data.objectsCount(), 1);
 
-    status_t ret = server->transact(BINDER_LIB_TEST_REJECT_BUF, data, &reply);
+    status_t ret = server->transact(BINDER_LIB_TEST_REJECT_OBJECTS, data, &reply);
+
     // Either the kernel should reject this transaction (if it's correct), but
     // if it's not, the server implementation should return an error if it
     // finds an object in the received Parcel.
     EXPECT_NE(NO_ERROR, ret);
 }
 
+TEST_F(BinderLibTest, WeakRejected) {
+    Parcel data, reply;
+    sp<IBinder> server = addServer();
+    ASSERT_TRUE(server != nullptr);
+
+    sp<BBinder> binder = new BBinder();
+    wp<BBinder> wpBinder(binder);
+    flat_binder_object obj{
+            .hdr = {.type = BINDER_TYPE_WEAK_BINDER},
+            .flags = 0,
+            .binder = reinterpret_cast<uintptr_t>(wpBinder.get_refs()),
+            .cookie = reinterpret_cast<uintptr_t>(wpBinder.unsafe_get()),
+    };
+    data.setDataCapacity(1024);
+    // Write a bogus object at offset 0 to get an entry in the offset table
+    data.writeFileDescriptor(0);
+    EXPECT_EQ(data.objectsCount(), 1);
+    uint8_t *parcelData = const_cast<uint8_t *>(data.data());
+    // And now, overwrite it with the weak binder
+    memcpy(parcelData, &obj, sizeof(obj));
+    data.setDataSize(sizeof(obj));
+
+    // a previous bug caused other objects to be released an extra time, so we
+    // test with an object that libbinder will actually try to release
+    EXPECT_EQ(OK, data.writeStrongBinder(new BBinder()));
+
+    EXPECT_EQ(data.objectsCount(), 2);
+
+    // send it many times, since previous error was memory corruption, make it
+    // more likely that the server crashes
+    for (size_t i = 0; i < 100; i++) {
+        EXPECT_EQ(BAD_VALUE, server->transact(BINDER_LIB_TEST_REJECT_OBJECTS, data, &reply));
+    }
+
+    EXPECT_EQ(NO_ERROR, server->pingBinder());
+}
+
 class BinderLibTestService : public BBinder
 {
     public:
@@ -1340,7 +1379,7 @@
                 reply->writeUint64Vector(vector);
                 return NO_ERROR;
             }
-            case BINDER_LIB_TEST_REJECT_BUF: {
+            case BINDER_LIB_TEST_REJECT_OBJECTS: {
                 return data.objectsCount() == 0 ? BAD_VALUE : NO_ERROR;
             }
             default:
diff --git a/libs/gui/LayerState.cpp b/libs/gui/LayerState.cpp
index e43446a..a897d10 100644
--- a/libs/gui/LayerState.cpp
+++ b/libs/gui/LayerState.cpp
@@ -117,6 +117,8 @@
     output.writeFloat(frameRate);
     output.writeByte(frameRateCompatibility);
     output.writeUint32(fixedTransformHint);
+    output.writeBool(isTrustedOverlay);
+
     return NO_ERROR;
 }
 
@@ -200,6 +202,8 @@
     frameRate = input.readFloat();
     frameRateCompatibility = input.readByte();
     fixedTransformHint = static_cast<ui::Transform::RotationFlags>(input.readUint32());
+    isTrustedOverlay = input.readBool();
+
     return NO_ERROR;
 }
 
@@ -439,6 +443,10 @@
         what |= eFixedTransformHintChanged;
         fixedTransformHint = other.fixedTransformHint;
     }
+    if (other.what & eTrustedOverlayChanged) {
+        what |= eTrustedOverlayChanged;
+        isTrustedOverlay = other.isTrustedOverlay;
+    }
     if ((other.what & what) != other.what) {
         ALOGE("Unmerged SurfaceComposer Transaction properties. LayerState::merge needs updating? "
               "other.what=0x%" PRIu64 " what=0x%" PRIu64,
diff --git a/libs/gui/SurfaceComposerClient.cpp b/libs/gui/SurfaceComposerClient.cpp
index 83bc069..78d932c 100644
--- a/libs/gui/SurfaceComposerClient.cpp
+++ b/libs/gui/SurfaceComposerClient.cpp
@@ -1484,6 +1484,19 @@
     return *this;
 }
 
+SurfaceComposerClient::Transaction& SurfaceComposerClient::Transaction::setTrustedOverlay(
+        const sp<SurfaceControl>& sc, bool isTrustedOverlay) {
+    layer_state_t* s = getLayerState(sc);
+    if (!s) {
+        mStatus = BAD_INDEX;
+        return *this;
+    }
+
+    s->what |= layer_state_t::eTrustedOverlayChanged;
+    s->isTrustedOverlay = isTrustedOverlay;
+    return *this;
+}
+
 // ---------------------------------------------------------------------------
 
 DisplayState& SurfaceComposerClient::Transaction::getDisplayState(const sp<IBinder>& token) {
diff --git a/libs/gui/include/gui/LayerState.h b/libs/gui/include/gui/LayerState.h
index e60f677..a77e4b0 100644
--- a/libs/gui/include/gui/LayerState.h
+++ b/libs/gui/include/gui/LayerState.h
@@ -105,6 +105,7 @@
         eBackgroundBlurRadiusChanged = 0x80'00000000,
         eProducerDisconnect = 0x100'00000000,
         eFixedTransformHintChanged = 0x200'00000000,
+        eTrustedOverlayChanged = 0x400'00000000,
     };
 
     layer_state_t()
@@ -139,7 +140,8 @@
             frameRateSelectionPriority(-1),
             frameRate(0.0f),
             frameRateCompatibility(ANATIVEWINDOW_FRAME_RATE_COMPATIBILITY_DEFAULT),
-            fixedTransformHint(ui::Transform::ROT_INVALID) {
+            fixedTransformHint(ui::Transform::ROT_INVALID),
+            isTrustedOverlay(false) {
         matrix.dsdx = matrix.dtdy = 1.0f;
         matrix.dsdy = matrix.dtdx = 0.0f;
         hdrMetadata.validTypes = 0;
@@ -237,6 +239,10 @@
     // a buffer of a different size. -1 means the transform hint is not set,
     // otherwise the value will be a valid ui::Rotation.
     ui::Transform::RotationFlags fixedTransformHint;
+
+    // An inherited state that indicates that this surface control and its children
+    // should be trusted for input occlusion detection purposes
+    bool isTrustedOverlay;
 };
 
 struct ComposerState {
diff --git a/libs/gui/include/gui/SurfaceComposerClient.h b/libs/gui/include/gui/SurfaceComposerClient.h
index adcb898..eebd9ca 100644
--- a/libs/gui/include/gui/SurfaceComposerClient.h
+++ b/libs/gui/include/gui/SurfaceComposerClient.h
@@ -529,6 +529,9 @@
         // a buffer of a different size.
         Transaction& setFixedTransformHint(const sp<SurfaceControl>& sc, int32_t transformHint);
 
+        // Sets that this surface control and its children are trusted overlays for input
+        Transaction& setTrustedOverlay(const sp<SurfaceControl>& sc, bool isTrustedOverlay);
+        
         status_t setDisplaySurface(const sp<IBinder>& token,
                 const sp<IGraphicBufferProducer>& bufferProducer);
 
diff --git a/libs/input/InputWindow.cpp b/libs/input/InputWindow.cpp
index 85a2015..301c3f5 100644
--- a/libs/input/InputWindow.cpp
+++ b/libs/input/InputWindow.cpp
@@ -42,20 +42,6 @@
             && y >= frameTop && y < frameBottom;
 }
 
-// TODO(b/155781676): Remove and replace call points with trustedOverlay when that is ready.
-bool InputWindowInfo::isTrustedOverlay() const {
-    return layoutParamsType == TYPE_INPUT_METHOD || layoutParamsType == TYPE_INPUT_METHOD_DIALOG ||
-            layoutParamsType == TYPE_MAGNIFICATION_OVERLAY || layoutParamsType == TYPE_STATUS_BAR ||
-            layoutParamsType == TYPE_NOTIFICATION_SHADE ||
-            layoutParamsType == TYPE_NAVIGATION_BAR ||
-            layoutParamsType == TYPE_NAVIGATION_BAR_PANEL ||
-            layoutParamsType == TYPE_SECURE_SYSTEM_OVERLAY ||
-            layoutParamsType == TYPE_DOCK_DIVIDER ||
-            layoutParamsType == TYPE_ACCESSIBILITY_OVERLAY ||
-            layoutParamsType == TYPE_INPUT_CONSUMER ||
-            layoutParamsType == TYPE_TRUSTED_APPLICATION_OVERLAY;
-}
-
 bool InputWindowInfo::supportsSplitTouch() const {
     return layoutParamsFlags & FLAG_SPLIT_TOUCH;
 }
@@ -92,6 +78,7 @@
     output.writeBool(hasFocus);
     output.writeBool(hasWallpaper);
     output.writeBool(paused);
+    output.writeBool(trustedOverlay);
     output.writeInt32(ownerPid);
     output.writeInt32(ownerUid);
     output.writeInt32(inputFeatures);
@@ -130,6 +117,7 @@
     ret.hasFocus = from.readBool();
     ret.hasWallpaper = from.readBool();
     ret.paused = from.readBool();
+    ret.trustedOverlay = from.readBool();
     ret.ownerPid = from.readInt32();
     ret.ownerUid = from.readInt32();
     ret.inputFeatures = from.readInt32();
diff --git a/services/inputflinger/dispatcher/InputDispatcher.cpp b/services/inputflinger/dispatcher/InputDispatcher.cpp
index 8907b35..d2183c5 100644
--- a/services/inputflinger/dispatcher/InputDispatcher.cpp
+++ b/services/inputflinger/dispatcher/InputDispatcher.cpp
@@ -2094,7 +2094,7 @@
         // If ownerPid is the same we don't generate occlusion events as there
         // is no in-process security boundary.
         return false;
-    } else if (otherInfo->isTrustedOverlay()) {
+    } else if (otherInfo->trustedOverlay) {
         return false;
     } else if (otherInfo->displayId != info->displayId) {
         return false;
diff --git a/services/surfaceflinger/Layer.cpp b/services/surfaceflinger/Layer.cpp
index 03903f6..4e3ef24 100644
--- a/services/surfaceflinger/Layer.cpp
+++ b/services/surfaceflinger/Layer.cpp
@@ -118,6 +118,7 @@
     mCurrentState.shadowRadius = 0.f;
     mCurrentState.treeHasFrameRateVote = false;
     mCurrentState.fixedTransformHint = ui::Transform::ROT_INVALID;
+    mCurrentState.isTrustedOverlay = false;
 
     if (args.flags & ISurfaceComposerClient::eNoColorFill) {
         // Set an invalid color so there is no color fill.
@@ -1142,6 +1143,23 @@
     return true;
 }
 
+bool Layer::setTrustedOverlay(bool isTrustedOverlay) {
+    if (mCurrentState.isTrustedOverlay == isTrustedOverlay) return false;
+    mCurrentState.isTrustedOverlay = isTrustedOverlay;
+    mCurrentState.modified = true;
+    mCurrentState.inputInfoChanged = true;
+    setTransactionFlags(eTransactionNeeded);
+    return true;
+}
+
+bool Layer::isTrustedOverlay() const {
+    if (getDrawingState().isTrustedOverlay) {
+        return true;
+    }
+    const auto& p = mDrawingParent.promote();
+    return (p != nullptr) && p->isTrustedOverlay();
+}
+
 bool Layer::setSize(uint32_t w, uint32_t h) {
     if (mCurrentState.requested_legacy.w == w && mCurrentState.requested_legacy.h == h)
         return false;
@@ -2245,6 +2263,7 @@
         layerInfo->set_effective_scaling_mode(getEffectiveScalingMode());
 
         layerInfo->set_corner_radius(getRoundedCornerState().radius);
+        layerInfo->set_is_trusted_overlay(isTrustedOverlay());
         LayerProtoHelper::writeToProto(transform, layerInfo->mutable_transform());
         LayerProtoHelper::writePositionToProto(transform.tx(), transform.ty(),
                                                [&]() { return layerInfo->mutable_position(); });
@@ -2435,6 +2454,10 @@
         info.touchableRegion = info.touchableRegion.intersect(Rect{cropLayer->mScreenBounds});
     }
 
+    // Inherit the trusted state from the parent hierarchy, but don't clobber the trusted state
+    // if it was set by WM for a known system overlay
+    info.trustedOverlay = info.trustedOverlay || isTrustedOverlay();
+
     // If the layer is a clone, we need to crop the input region to cloned root to prevent
     // touches from going outside the cloned area.
     if (isClone()) {
diff --git a/services/surfaceflinger/Layer.h b/services/surfaceflinger/Layer.h
index 2c90c92..a12bae4 100644
--- a/services/surfaceflinger/Layer.h
+++ b/services/surfaceflinger/Layer.h
@@ -279,6 +279,9 @@
         // a buffer of a different size. ui::Transform::ROT_INVALID means the
         // a fixed transform hint is not set.
         ui::Transform::RotationFlags fixedTransformHint;
+
+        // Whether or not this layer is a trusted overlay for input
+        bool isTrustedOverlay;
     };
 
     explicit Layer(const LayerCreationArgs& args);
@@ -356,6 +359,7 @@
     // is specified in pixels.
     virtual bool setBackgroundBlurRadius(int backgroundBlurRadius);
     virtual bool setTransparentRegionHint(const Region& transparent);
+    virtual bool setTrustedOverlay(bool);
     virtual bool setFlags(uint8_t flags, uint8_t mask);
     virtual bool setLayerStack(uint32_t layerStack);
     virtual uint32_t getLayerStack() const;
@@ -1064,6 +1068,7 @@
                                           const std::vector<Layer*>& layersInTree);
 
     void updateTreeHasFrameRateVote();
+    bool isTrustedOverlay() const;
 
     // Cached properties computed from drawing state
     // Effective transform taking into account parent transforms and any parent scaling.
diff --git a/services/surfaceflinger/SurfaceFlinger.cpp b/services/surfaceflinger/SurfaceFlinger.cpp
index 4a60d5c..4947210 100644
--- a/services/surfaceflinger/SurfaceFlinger.cpp
+++ b/services/surfaceflinger/SurfaceFlinger.cpp
@@ -3858,6 +3858,15 @@
             flags |= eTraversalNeeded | eTransformHintUpdateNeeded;
         }
     }
+    if (what & layer_state_t::eTrustedOverlayChanged) {
+        if (privileged) {
+            if (layer->setTrustedOverlay(s.isTrustedOverlay)) {
+                flags |= eTraversalNeeded;
+            }
+        } else {
+            ALOGE("Attempt to set trusted overlay without permission ACCESS_SURFACE_FLINGER");
+        }
+    }
     // This has to happen after we reparent children because when we reparent to null we remove
     // child layers from current state and remove its relative z. If the children are reparented in
     // the same transaction, then we have to make sure we reparent the children first so we do not
diff --git a/services/surfaceflinger/SurfaceInterceptor.cpp b/services/surfaceflinger/SurfaceInterceptor.cpp
index 80102bd..0555acf 100644
--- a/services/surfaceflinger/SurfaceInterceptor.cpp
+++ b/services/surfaceflinger/SurfaceInterceptor.cpp
@@ -130,6 +130,7 @@
                             getLayerIdFromWeakRef(layer->mCurrentState.zOrderRelativeOf),
                             layer->mCurrentState.z);
     addShadowRadiusLocked(transaction, layerId, layer->mCurrentState.shadowRadius);
+    addTrustedOverlayLocked(transaction, layerId, layer->mDrawingState.isTrustedOverlay);
 }
 
 void SurfaceInterceptor::addInitialDisplayStateLocked(Increment* increment,
@@ -388,6 +389,13 @@
     overrideChange->set_radius(shadowRadius);
 }
 
+void SurfaceInterceptor::addTrustedOverlayLocked(Transaction* transaction, int32_t layerId,
+                                                 bool isTrustedOverlay) {
+    SurfaceChange* change(createSurfaceChangeLocked(transaction, layerId));
+    TrustedOverlayChange* overrideChange(change->mutable_trusted_overlay());
+    overrideChange->set_is_trusted_overlay(isTrustedOverlay);
+}
+
 void SurfaceInterceptor::addSurfaceChangesLocked(Transaction* transaction,
         const layer_state_t& state)
 {
@@ -467,6 +475,9 @@
     if (state.what & layer_state_t::eShadowRadiusChanged) {
         addShadowRadiusLocked(transaction, layerId, state.shadowRadius);
     }
+    if (state.what & layer_state_t::eTrustedOverlayChanged) {
+        addTrustedOverlayLocked(transaction, layerId, state.isTrustedOverlay);
+    }
 }
 
 void SurfaceInterceptor::addDisplayChangesLocked(Transaction* transaction,
diff --git a/services/surfaceflinger/SurfaceInterceptor.h b/services/surfaceflinger/SurfaceInterceptor.h
index 896bdcc..6b98b44 100644
--- a/services/surfaceflinger/SurfaceInterceptor.h
+++ b/services/surfaceflinger/SurfaceInterceptor.h
@@ -168,6 +168,7 @@
     void addRelativeParentLocked(Transaction* transaction, int32_t layerId, int32_t parentId,
                                  int z);
     void addShadowRadiusLocked(Transaction* transaction, int32_t layerId, float shadowRadius);
+    void addTrustedOverlayLocked(Transaction* transaction, int32_t layerId, bool isTrustedOverlay);
 
     // Add display transactions to the trace
     DisplayChange* createDisplayChangeLocked(Transaction* transaction, int32_t sequenceId);
diff --git a/services/surfaceflinger/layerproto/LayerProtoParser.cpp b/services/surfaceflinger/layerproto/LayerProtoParser.cpp
index 8fce0c9..2eceba8 100644
--- a/services/surfaceflinger/layerproto/LayerProtoParser.cpp
+++ b/services/surfaceflinger/layerproto/LayerProtoParser.cpp
@@ -105,6 +105,7 @@
     layer.queuedFrames = layerProto.queued_frames();
     layer.refreshPending = layerProto.refresh_pending();
     layer.isProtected = layerProto.is_protected();
+    layer.isTrustedOverlay = layerProto.is_trusted_overlay();
     layer.cornerRadius = layerProto.corner_radius();
     layer.backgroundBlurRadius = layerProto.background_blur_radius();
     for (const auto& entry : layerProto.metadata()) {
@@ -288,6 +289,7 @@
     StringAppendF(&result, "crop=%s, ", crop.to_string().c_str());
     StringAppendF(&result, "cornerRadius=%f, ", cornerRadius);
     StringAppendF(&result, "isProtected=%1d, ", isProtected);
+    StringAppendF(&result, "isTrustedOverlay=%1d, ", isTrustedOverlay);
     StringAppendF(&result, "isOpaque=%1d, invalidate=%1d, ", isOpaque, invalidate);
     StringAppendF(&result, "dataspace=%s, ", dataspace.c_str());
     StringAppendF(&result, "defaultPixelFormat=%s, ", pixelFormat.c_str());
diff --git a/services/surfaceflinger/layerproto/include/layerproto/LayerProtoParser.h b/services/surfaceflinger/layerproto/include/layerproto/LayerProtoParser.h
index 52b9165..67bbd76 100644
--- a/services/surfaceflinger/layerproto/include/layerproto/LayerProtoParser.h
+++ b/services/surfaceflinger/layerproto/include/layerproto/LayerProtoParser.h
@@ -109,6 +109,7 @@
         int32_t queuedFrames;
         bool refreshPending;
         bool isProtected;
+        bool isTrustedOverlay;
         float cornerRadius;
         int backgroundBlurRadius;
         LayerMetadata metadata;
diff --git a/services/surfaceflinger/layerproto/layers.proto b/services/surfaceflinger/layerproto/layers.proto
index 7f1f542..780b066 100644
--- a/services/surfaceflinger/layerproto/layers.proto
+++ b/services/surfaceflinger/layerproto/layers.proto
@@ -123,6 +123,8 @@
   bool is_relative_of = 51;
   // Layer's background blur radius in pixels.
   int32 background_blur_radius = 52;
+
+  bool is_trusted_overlay = 53;
 }
 
 message PositionProto {
diff --git a/services/surfaceflinger/tests/SurfaceInterceptor_test.cpp b/services/surfaceflinger/tests/SurfaceInterceptor_test.cpp
index 8d97f27..5bafbd8 100644
--- a/services/surfaceflinger/tests/SurfaceInterceptor_test.cpp
+++ b/services/surfaceflinger/tests/SurfaceInterceptor_test.cpp
@@ -195,6 +195,7 @@
     bool detachChildrenUpdateFound(const SurfaceChange& change, bool found);
     bool reparentChildrenUpdateFound(const SurfaceChange& change, bool found);
     bool shadowRadiusUpdateFound(const SurfaceChange& change, bool found);
+    bool trustedOverlayUpdateFound(const SurfaceChange& change, bool found);
     bool surfaceUpdateFound(const Trace& trace, SurfaceChange::SurfaceChangeCase changeCase);
 
     // Find all of the updates in the single trace
@@ -233,6 +234,7 @@
     void detachChildrenUpdate(Transaction&);
     void reparentChildrenUpdate(Transaction&);
     void shadowRadiusUpdate(Transaction&);
+    void trustedOverlayUpdate(Transaction&);
     void surfaceCreation(Transaction&);
     void displayCreation(Transaction&);
     void displayDeletion(Transaction&);
@@ -421,6 +423,10 @@
     t.setShadowRadius(mBGSurfaceControl, SHADOW_RADIUS_UPDATE);
 }
 
+void SurfaceInterceptorTest::trustedOverlayUpdate(Transaction& t) {
+    t.setTrustedOverlay(mBGSurfaceControl, true);
+}
+
 void SurfaceInterceptorTest::displayCreation(Transaction&) {
     sp<IBinder> testDisplay = SurfaceComposerClient::createDisplay(DISPLAY_NAME, true);
     SurfaceComposerClient::destroyDisplay(testDisplay);
@@ -452,6 +458,7 @@
     runInTransaction(&SurfaceInterceptorTest::detachChildrenUpdate);
     runInTransaction(&SurfaceInterceptorTest::relativeParentUpdate);
     runInTransaction(&SurfaceInterceptorTest::shadowRadiusUpdate);
+    runInTransaction(&SurfaceInterceptorTest::trustedOverlayUpdate);
 }
 
 void SurfaceInterceptorTest::surfaceCreation(Transaction&) {
@@ -695,6 +702,17 @@
     return foundShadowRadius;
 }
 
+bool SurfaceInterceptorTest::trustedOverlayUpdateFound(const SurfaceChange& change,
+                                                       bool foundTrustedOverlay) {
+    bool hasTrustedOverlay(change.trusted_overlay().is_trusted_overlay());
+    if (hasTrustedOverlay && !foundTrustedOverlay) {
+        foundTrustedOverlay = true;
+    } else if (hasTrustedOverlay && foundTrustedOverlay) {
+        []() { FAIL(); }();
+    }
+    return foundTrustedOverlay;
+}
+
 bool SurfaceInterceptorTest::surfaceUpdateFound(const Trace& trace,
         SurfaceChange::SurfaceChangeCase changeCase) {
     bool foundUpdate = false;
@@ -764,6 +782,9 @@
                         case SurfaceChange::SurfaceChangeCase::kShadowRadius:
                             foundUpdate = shadowRadiusUpdateFound(change, foundUpdate);
                             break;
+                        case SurfaceChange::SurfaceChangeCase::kTrustedOverlay:
+                            foundUpdate = trustedOverlayUpdateFound(change, foundUpdate);
+                            break;
                         case SurfaceChange::SurfaceChangeCase::SURFACECHANGE_NOT_SET:
                             break;
                     }
@@ -976,6 +997,11 @@
                 SurfaceChange::SurfaceChangeCase::kShadowRadius);
 }
 
+TEST_F(SurfaceInterceptorTest, InterceptTrustedOverlayUpdateWorks) {
+    captureTest(&SurfaceInterceptorTest::trustedOverlayUpdate,
+                SurfaceChange::SurfaceChangeCase::kTrustedOverlay);
+}
+
 TEST_F(SurfaceInterceptorTest, InterceptAllUpdatesWorks) {
     captureTest(&SurfaceInterceptorTest::runAllUpdates,
                 &SurfaceInterceptorTest::assertAllUpdatesFound);