Add new features to tuner HAL.

*) Add DTS info to DemuxFilterMediaEvent.
*) Allow to ignore download Id in DemuxFilterDownloadSettings and put
download id into DemuxFilterDownloadEvent.
*) Support dumpsys.
*) Change section data size 64 bits.
*) Support FrontendStatus streamIdList.

Bug: 183583908
Bug: 183024067
Bug: 184017033
Bug: 203181023
Bug: 171540818
Test: atest VtsHalTvTunerTargetTest
Test: atest android.media.tv.tuner.cts
Test: dumpsys android.hardware.tv.tuner.ITuner/default
Change-Id: I7478d008fc50da6700c551ae398dca15f8b350be
diff --git a/tv/tuner/aidl/default/Demux.cpp b/tv/tuner/aidl/default/Demux.cpp
index 4385461..a94b4ad 100644
--- a/tv/tuner/aidl/default/Demux.cpp
+++ b/tv/tuner/aidl/default/Demux.cpp
@@ -410,6 +410,37 @@
     return mIsRecording;
 }
 
+binder_status_t Demux::dump(int fd, const char** args, uint32_t numArgs) {
+    dprintf(fd, " Demux %d:\n", mDemuxId);
+    dprintf(fd, "  mIsRecording %d\n", mIsRecording);
+    {
+        dprintf(fd, "  Filters:\n");
+        map<int64_t, std::shared_ptr<Filter>>::iterator it;
+        for (it = mFilters.begin(); it != mFilters.end(); it++) {
+            it->second->dump(fd, args, numArgs);
+        }
+    }
+    {
+        dprintf(fd, "  TimeFilter:\n");
+        if (mTimeFilter != nullptr) {
+            mTimeFilter->dump(fd, args, numArgs);
+        }
+    }
+    {
+        dprintf(fd, "  DvrPlayback:\n");
+        if (mDvrPlayback != nullptr) {
+            mDvrPlayback->dump(fd, args, numArgs);
+        }
+    }
+    {
+        dprintf(fd, "  DvrRecord:\n");
+        if (mDvrRecord != nullptr) {
+            mDvrRecord->dump(fd, args, numArgs);
+        }
+    }
+    return STATUS_OK;
+}
+
 bool Demux::attachRecordFilter(int64_t filterId) {
     if (mFilters[filterId] == nullptr || mDvrRecord == nullptr ||
         !mFilters[filterId]->isRecordFilter()) {