am 60fd3fee: Migrate CA certificates to all users

* commit '60fd3feecab4336d964ca8e31c7c3220e1afb558':
  Migrate CA certificates to all users
diff --git a/include/gui/BufferQueueProducer.h b/include/gui/BufferQueueProducer.h
index 3fc5de2..c619a11 100644
--- a/include/gui/BufferQueueProducer.h
+++ b/include/gui/BufferQueueProducer.h
@@ -197,6 +197,12 @@
 
     uint32_t mStickyTransform;
 
+    // This saves the fence from the last queueBuffer, such that the
+    // next queueBuffer call can throttle buffer production. The prior
+    // queueBuffer's fence is not nessessarily available elsewhere,
+    // since the previous buffer might have already been acquired.
+    sp<Fence> mLastQueueBufferFence;
+
 }; // class BufferQueueProducer
 
 } // namespace android
diff --git a/libs/gui/BufferQueueProducer.cpp b/libs/gui/BufferQueueProducer.cpp
index a53775f..03bd4fd 100644
--- a/libs/gui/BufferQueueProducer.cpp
+++ b/libs/gui/BufferQueueProducer.cpp
@@ -38,7 +38,8 @@
     mCore(core),
     mSlots(core->mSlots),
     mConsumerName(),
-    mStickyTransform(0) {}
+    mStickyTransform(0),
+    mLastQueueBufferFence(Fence::NO_FENCE) {}
 
 BufferQueueProducer::~BufferQueueProducer() {}
 
@@ -644,6 +645,15 @@
         ATRACE_INT(mCore->mConsumerName.string(), mCore->mQueue.size());
     } // Autolock scope
 
+    // Wait without lock held
+    if (mCore->mConnectedApi == NATIVE_WINDOW_API_EGL) {
+        // Waiting here allows for two full buffers to be queued but not a
+        // third. In the event that frames take varying time, this makes a
+        // small trade-off in favor of latency rather than throughput.
+        mLastQueueBufferFence->waitForever("Throttling EGL Production");
+        mLastQueueBufferFence = fence;
+    }
+
     // Call back without lock held
     if (listener != NULL) {
         listener->onFrameAvailable();
diff --git a/services/surfaceflinger/Layer.cpp b/services/surfaceflinger/Layer.cpp
index fa07656..f6ad503 100644
--- a/services/surfaceflinger/Layer.cpp
+++ b/services/surfaceflinger/Layer.cpp
@@ -278,12 +278,17 @@
 
 Rect Layer::computeBounds() const {
     const Layer::State& s(getDrawingState());
+    return computeBounds(s.activeTransparentRegion);
+}
+
+Rect Layer::computeBounds(const Region& activeTransparentRegion) const {
+    const Layer::State& s(getDrawingState());
     Rect win(s.active.w, s.active.h);
     if (!s.active.crop.isEmpty()) {
         win.intersect(s.active.crop, &win);
     }
     // subtract the transparent region and snap to the bounds
-    return reduce(win, s.activeTransparentRegion);
+    return reduce(win, activeTransparentRegion);
 }
 
 FloatRect Layer::computeCrop(const sp<const DisplayDevice>& hw) const {
@@ -405,7 +410,22 @@
 
     // apply the layer's transform, followed by the display's global transform
     // here we're guaranteed that the layer's transform preserves rects
-    Rect frame(s.transform.transform(computeBounds()));
+    Region activeTransparentRegion(s.activeTransparentRegion);
+    if (!s.active.crop.isEmpty()) {
+        Rect activeCrop(s.active.crop);
+        activeCrop = s.transform.transform(activeCrop);
+        activeCrop.intersect(hw->getViewport(), &activeCrop);
+        activeCrop = s.transform.inverse().transform(activeCrop);
+        // mark regions outside the crop as transparent
+        activeTransparentRegion.orSelf(Rect(0, 0, s.active.w, activeCrop.top));
+        activeTransparentRegion.orSelf(Rect(0, activeCrop.bottom,
+                s.active.w, s.active.h));
+        activeTransparentRegion.orSelf(Rect(0, activeCrop.top,
+                activeCrop.left, activeCrop.bottom));
+        activeTransparentRegion.orSelf(Rect(activeCrop.right, activeCrop.top,
+                s.active.w, activeCrop.bottom));
+    }
+    Rect frame(s.transform.transform(computeBounds(activeTransparentRegion)));
     frame.intersect(hw->getViewport(), &frame);
     const Transform& tr(hw->getTransform());
     layer.setFrame(tr.transform(frame));
diff --git a/services/surfaceflinger/Layer.h b/services/surfaceflinger/Layer.h
index f0fe58a..1f8eff0 100644
--- a/services/surfaceflinger/Layer.h
+++ b/services/surfaceflinger/Layer.h
@@ -142,6 +142,7 @@
 
     void computeGeometry(const sp<const DisplayDevice>& hw, Mesh& mesh,
             bool useIdentityTransform) const;
+    Rect computeBounds(const Region& activeTransparentRegion) const;
     Rect computeBounds() const;
 
     sp<IBinder> getHandle();