Revert "Log MediaExtractor entry point to MediaMetrics"

This reverts commit 17c72bb0966dd410c32ab0fd186408cb7f966515.

Reason for revert: b/174768641

Change-Id: Ic62927415db5fe0b428faf607c9e1d66bfaf8366
diff --git a/cmds/stagefright/SimplePlayer.cpp b/cmds/stagefright/SimplePlayer.cpp
index e000633..f4b8164 100644
--- a/cmds/stagefright/SimplePlayer.cpp
+++ b/cmds/stagefright/SimplePlayer.cpp
@@ -272,7 +272,7 @@
 status_t SimplePlayer::onPrepare() {
     CHECK_EQ(mState, UNPREPARED);
 
-    mExtractor = new NuMediaExtractor(NuMediaExtractor::EntryPoint::OTHER);
+    mExtractor = new NuMediaExtractor;
 
     status_t err = mExtractor->setDataSource(
             NULL /* httpService */, mPath.c_str());
diff --git a/cmds/stagefright/codec.cpp b/cmds/stagefright/codec.cpp
index 33c4663..c26e0b9 100644
--- a/cmds/stagefright/codec.cpp
+++ b/cmds/stagefright/codec.cpp
@@ -79,7 +79,7 @@
 
     static int64_t kTimeout = 500ll;
 
-    sp<NuMediaExtractor> extractor = new NuMediaExtractor(NuMediaExtractor::EntryPoint::OTHER);
+    sp<NuMediaExtractor> extractor = new NuMediaExtractor;
     if (extractor->setDataSource(NULL /* httpService */, path) != OK) {
         fprintf(stderr, "unable to instantiate extractor.\n");
         return 1;
diff --git a/cmds/stagefright/mediafilter.cpp b/cmds/stagefright/mediafilter.cpp
index ca058ab..b894545 100644
--- a/cmds/stagefright/mediafilter.cpp
+++ b/cmds/stagefright/mediafilter.cpp
@@ -319,8 +319,7 @@
 
     static int64_t kTimeout = 500ll;
 
-    sp<NuMediaExtractor> extractor = new NuMediaExtractor(NuMediaExtractor::EntryPoint::OTHER);
-
+    sp<NuMediaExtractor> extractor = new NuMediaExtractor;
     if (extractor->setDataSource(NULL /* httpService */, path) != OK) {
         fprintf(stderr, "unable to instantiate extractor.\n");
         return 1;
diff --git a/cmds/stagefright/muxer.cpp b/cmds/stagefright/muxer.cpp
index bc7e41e..4a83a4a 100644
--- a/cmds/stagefright/muxer.cpp
+++ b/cmds/stagefright/muxer.cpp
@@ -62,7 +62,7 @@
         int trimEndTimeMs,
         int rotationDegrees,
         MediaMuxer::OutputFormat container = MediaMuxer::OUTPUT_FORMAT_MPEG_4) {
-    sp<NuMediaExtractor> extractor = new NuMediaExtractor(NuMediaExtractor::EntryPoint::OTHER);
+    sp<NuMediaExtractor> extractor = new NuMediaExtractor;
     if (extractor->setDataSource(NULL /* httpService */, path) != OK) {
         fprintf(stderr, "unable to instantiate extractor. %s\n", path);
         return 1;
diff --git a/media/libmedia/IMediaExtractor.cpp b/media/libmedia/IMediaExtractor.cpp
index 7ed76d8..39caf53 100644
--- a/media/libmedia/IMediaExtractor.cpp
+++ b/media/libmedia/IMediaExtractor.cpp
@@ -38,8 +38,7 @@
     FLAGS,
     SETMEDIACAS,
     NAME,
-    GETMETRICS,
-    SETENTRYPOINT
+    GETMETRICS
 };
 
 class BpMediaExtractor : public BpInterface<IMediaExtractor> {
@@ -143,13 +142,6 @@
         }
         return nm;
     }
-
-    virtual status_t setEntryPoint(EntryPoint entryPoint) {
-        Parcel data, reply;
-        data.writeInterfaceToken(BpMediaExtractor::getInterfaceDescriptor());
-        data.writeInt32(static_cast<int32_t>(entryPoint));
-        return remote()->transact(SETENTRYPOINT, data, &reply);
-    }
 };
 
 IMPLEMENT_META_INTERFACE(MediaExtractor, "android.media.IMediaExtractor");
@@ -240,16 +232,6 @@
             reply->writeString8(nm);
             return NO_ERROR;
         }
-        case SETENTRYPOINT: {
-            ALOGV("setEntryPoint");
-            CHECK_INTERFACE(IMediaExtractor, data, reply);
-            int32_t entryPoint;
-            status_t err = data.readInt32(&entryPoint);
-            if (err == OK) {
-                setEntryPoint(EntryPoint(entryPoint));
-            }
-            return err;
-        }
         default:
             return BBinder::onTransact(code, data, reply, flags);
     }
diff --git a/media/libmedia/include/android/IMediaExtractor.h b/media/libmedia/include/android/IMediaExtractor.h
index f9cafde..3e035ad 100644
--- a/media/libmedia/include/android/IMediaExtractor.h
+++ b/media/libmedia/include/android/IMediaExtractor.h
@@ -63,15 +63,6 @@
     virtual status_t setMediaCas(const HInterfaceToken &casToken) = 0;
 
     virtual String8 name() = 0;
-
-    enum class EntryPoint {
-        SDK = 1,
-        NDK_WITH_JVM = 2,
-        NDK_NO_JVM = 3,
-        OTHER = 4,
-    };
-
-    virtual status_t setEntryPoint(EntryPoint entryPoint) = 0;
 };
 
 
diff --git a/media/libstagefright/NuMediaExtractor.cpp b/media/libstagefright/NuMediaExtractor.cpp
index f2c7dd6..6245014 100644
--- a/media/libstagefright/NuMediaExtractor.cpp
+++ b/media/libstagefright/NuMediaExtractor.cpp
@@ -50,9 +50,8 @@
       mSampleTimeUs(timeUs) {
 }
 
-NuMediaExtractor::NuMediaExtractor(EntryPoint entryPoint)
-    : mEntryPoint(entryPoint),
-      mTotalBitrate(-1LL),
+NuMediaExtractor::NuMediaExtractor()
+    : mTotalBitrate(-1LL),
       mDurationUs(-1LL) {
 }
 
@@ -94,7 +93,6 @@
     if (mImpl == NULL) {
         return ERROR_UNSUPPORTED;
     }
-    setEntryPointToRemoteMediaExtractor();
 
     status_t err = OK;
     if (!mCasToken.empty()) {
@@ -136,7 +134,6 @@
     if (mImpl == NULL) {
         return ERROR_UNSUPPORTED;
     }
-    setEntryPointToRemoteMediaExtractor();
 
     if (!mCasToken.empty()) {
         err = mImpl->setMediaCas(mCasToken);
@@ -171,7 +168,6 @@
     if (mImpl == NULL) {
         return ERROR_UNSUPPORTED;
     }
-    setEntryPointToRemoteMediaExtractor();
 
     if (!mCasToken.empty()) {
         err = mImpl->setMediaCas(mCasToken);
@@ -493,16 +489,6 @@
     }
 }
 
-void NuMediaExtractor::setEntryPointToRemoteMediaExtractor() {
-    if (mImpl == NULL) {
-        return;
-    }
-    status_t err = mImpl->setEntryPoint(mEntryPoint);
-    if (err != OK) {
-        ALOGW("Failed to set entry point with error %d.", err);
-    }
-}
-
 ssize_t NuMediaExtractor::fetchAllTrackSamples(
         int64_t seekTimeUs, MediaSource::ReadOptions::SeekMode mode) {
     TrackInfo *minInfo = NULL;
diff --git a/media/libstagefright/RemoteMediaExtractor.cpp b/media/libstagefright/RemoteMediaExtractor.cpp
index 62ba73b..25e43c2 100644
--- a/media/libstagefright/RemoteMediaExtractor.cpp
+++ b/media/libstagefright/RemoteMediaExtractor.cpp
@@ -36,14 +36,9 @@
 // NB: these are matched with public Java API constants defined
 // in frameworks/base/media/java/android/media/MediaExtractor.java
 // These must be kept synchronized with the constants there.
-const char *RemoteMediaExtractor::kExtractorFormat =
-    "android.media.mediaextractor.fmt";
-const char *RemoteMediaExtractor::kExtractorMime =
-    "android.media.mediaextractor.mime";
-const char *RemoteMediaExtractor::kExtractorTracks =
-    "android.media.mediaextractor.ntrk";
-const char *RemoteMediaExtractor::kExtractorEntryPoint =
-    "android.media.mediaextractor.entry";
+static const char *kExtractorFormat = "android.media.mediaextractor.fmt";
+static const char *kExtractorMime = "android.media.mediaextractor.mime";
+static const char *kExtractorTracks = "android.media.mediaextractor.ntrk";
 
 RemoteMediaExtractor::RemoteMediaExtractor(
         MediaExtractor *extractor,
@@ -79,9 +74,6 @@
             }
             // what else is interesting and not already available?
         }
-        // By default, we set the entry point to be "other". Clients of this
-        // class will overwrite this value by calling setEntryPoint.
-        setEntryPoint(EntryPoint::OTHER);
     }
 }
 
@@ -151,12 +143,6 @@
     return String8(mExtractor->name());
 }
 
-status_t RemoteMediaExtractor::setEntryPoint(EntryPoint entryPoint) {
-    mMetricsItem->setInt32(kExtractorEntryPoint,
-                           static_cast<int32_t>(entryPoint));
-    return OK;
-}
-
 ////////////////////////////////////////////////////////////////////////////////
 
 // static
diff --git a/media/libstagefright/include/media/stagefright/NuMediaExtractor.h b/media/libstagefright/include/media/stagefright/NuMediaExtractor.h
index d8f2b00..227cead 100644
--- a/media/libstagefright/include/media/stagefright/NuMediaExtractor.h
+++ b/media/libstagefright/include/media/stagefright/NuMediaExtractor.h
@@ -47,14 +47,12 @@
         SAMPLE_FLAG_ENCRYPTED   = 2,
     };
 
-    typedef IMediaExtractor::EntryPoint EntryPoint;
-
     // identical to IMediaExtractor::GetTrackMetaDataFlags
     enum GetTrackFormatFlags {
         kIncludeExtensiveMetaData = 1, // reads sample table and possibly stream headers
     };
 
-    explicit NuMediaExtractor(EntryPoint entryPoint);
+    NuMediaExtractor();
 
     status_t setDataSource(
             const sp<MediaHTTPService> &httpService,
@@ -130,8 +128,6 @@
         uint32_t mTrackFlags;  // bitmask of "TrackFlags"
     };
 
-    const EntryPoint mEntryPoint;
-
     mutable Mutex mLock;
 
     sp<DataSource> mDataSource;
@@ -143,8 +139,6 @@
     int64_t mTotalBitrate;  // in bits/sec
     int64_t mDurationUs;
 
-    void setEntryPointToRemoteMediaExtractor();
-
     ssize_t fetchAllTrackSamples(
             int64_t seekTimeUs = -1ll,
             MediaSource::ReadOptions::SeekMode mode =
diff --git a/media/libstagefright/include/media/stagefright/RemoteMediaExtractor.h b/media/libstagefright/include/media/stagefright/RemoteMediaExtractor.h
index 6975e63..2ce7bc7 100644
--- a/media/libstagefright/include/media/stagefright/RemoteMediaExtractor.h
+++ b/media/libstagefright/include/media/stagefright/RemoteMediaExtractor.h
@@ -28,12 +28,6 @@
 // IMediaExtractor wrapper to the MediaExtractor.
 class RemoteMediaExtractor : public BnMediaExtractor {
 public:
-
-    static const char *kExtractorFormat;
-    static const char *kExtractorMime;
-    static const char *kExtractorTracks;
-    static const char *kExtractorEntryPoint;
-
     static sp<IMediaExtractor> wrap(
             MediaExtractor *extractor,
             const sp<DataSource> &source,
@@ -48,7 +42,6 @@
     virtual uint32_t flags() const;
     virtual status_t setMediaCas(const HInterfaceToken &casToken);
     virtual String8 name();
-    virtual status_t setEntryPoint(EntryPoint entryPoint);
 
 private:
     MediaExtractor *mExtractor;
diff --git a/media/ndk/NdkMediaExtractor.cpp b/media/ndk/NdkMediaExtractor.cpp
index 0c65e9e..0da0740 100644
--- a/media/ndk/NdkMediaExtractor.cpp
+++ b/media/ndk/NdkMediaExtractor.cpp
@@ -22,7 +22,6 @@
 #include <media/NdkMediaExtractor.h>
 #include <media/NdkMediaErrorPriv.h>
 #include <media/NdkMediaFormatPriv.h>
-#include "NdkJavaVMHelperPriv.h"
 #include "NdkMediaDataSourcePriv.h"
 
 
@@ -64,10 +63,7 @@
 AMediaExtractor* AMediaExtractor_new() {
     ALOGV("ctor");
     AMediaExtractor *mData = new AMediaExtractor();
-    mData->mImpl = new NuMediaExtractor(
-        NdkJavaVMHelper::getJNIEnv() != nullptr
-                ? NuMediaExtractor::EntryPoint::NDK_WITH_JVM
-                : NuMediaExtractor::EntryPoint::NDK_NO_JVM );
+    mData->mImpl = new NuMediaExtractor();
     return mData;
 }
 
diff --git a/services/mediametrics/Android.bp b/services/mediametrics/Android.bp
index 39c4c5c..3bb70f1 100644
--- a/services/mediametrics/Android.bp
+++ b/services/mediametrics/Android.bp
@@ -63,6 +63,7 @@
         "-Werror=conditional-uninitialized",
         "-Wextra",
         "-Wredundant-decls",
+        "-Wshadow",
         "-Wstrict-aliasing",
         "-fstrict-aliasing",
         "-Wthread-safety",
@@ -151,7 +152,6 @@
         "libmemunreachable",
         "libprotobuf-cpp-lite",
         "libstatslog",
-        "libstagefright",
         "libutils",
     ],
 
diff --git a/services/mediametrics/statsd_extractor.cpp b/services/mediametrics/statsd_extractor.cpp
index d14b804..16814d9 100644
--- a/services/mediametrics/statsd_extractor.cpp
+++ b/services/mediametrics/statsd_extractor.cpp
@@ -18,12 +18,19 @@
 #define LOG_TAG "statsd_extractor"
 #include <utils/Log.h>
 
+#include <dirent.h>
+#include <inttypes.h>
+#include <pthread.h>
+#include <pwd.h>
 #include <stdint.h>
 #include <string.h>
+#include <sys/stat.h>
+#include <sys/time.h>
+#include <sys/types.h>
+#include <unistd.h>
 
 #include <statslog.h>
 
-#include <media/stagefright/RemoteMediaExtractor.h>
 #include "MediaMetricsService.h"
 #include "frameworks/proto_logging/stats/enums/stats/mediametrics/mediametrics.pb.h"
 #include "iface_statsd.h"
@@ -50,53 +57,20 @@
 
     // android.media.mediaextractor.fmt         string
     std::string fmt;
-    if (item->getString(RemoteMediaExtractor::kExtractorFormat, &fmt)) {
+    if (item->getString("android.media.mediaextractor.fmt", &fmt)) {
         metrics_proto.set_format(std::move(fmt));
     }
     // android.media.mediaextractor.mime        string
     std::string mime;
-    if (item->getString(RemoteMediaExtractor::kExtractorMime, &mime)) {
+    if (item->getString("android.media.mediaextractor.mime", &mime)) {
         metrics_proto.set_mime(std::move(mime));
     }
     // android.media.mediaextractor.ntrk        int32
     int32_t ntrk = -1;
-    if (item->getInt32(RemoteMediaExtractor::kExtractorTracks, &ntrk)) {
+    if (item->getInt32("android.media.mediaextractor.ntrk", &ntrk)) {
         metrics_proto.set_tracks(ntrk);
     }
 
-    // android.media.mediaextractor.entry       int32
-    int32_t entry_point_int;
-    if (item->getInt32(RemoteMediaExtractor::kExtractorEntryPoint,
-            &entry_point_int)) {
-        using stats::mediametrics::ExtractorData;
-        ExtractorData::EntryPoint entry_point;
-        switch (static_cast<IMediaExtractor::EntryPoint>(entry_point_int)) {
-          case IMediaExtractor::EntryPoint::SDK:
-              entry_point =
-                  ExtractorData::EntryPoint::ExtractorData_EntryPoint_SDK;
-              break;
-          case IMediaExtractor::EntryPoint::NDK_WITH_JVM:
-              entry_point =
-                  ExtractorData::EntryPoint
-                      ::ExtractorData_EntryPoint_NDK_WITH_JVM;
-            break;
-          case IMediaExtractor::EntryPoint::NDK_NO_JVM:
-              entry_point =
-                  ExtractorData::EntryPoint
-                      ::ExtractorData_EntryPoint_NDK_NO_JVM;
-              break;
-          case IMediaExtractor::EntryPoint::OTHER:
-            entry_point =
-                  ExtractorData::EntryPoint
-                      ::ExtractorData_EntryPoint_OTHER;
-            break;
-          default:
-            entry_point =
-                  ExtractorData::EntryPoint::ExtractorData_EntryPoint_UNSET;
-        }
-        metrics_proto.set_entry_point(entry_point);
-    }
-
     std::string serialized;
     if (!metrics_proto.SerializeToString(&serialized)) {
         ALOGE("Failed to serialize extractor metrics");