Import Android SDK Platform P [4719250]

/google/data/ro/projects/android/fetch_artifact \
    --bid 4719250 \
    --target sdk_phone_armv7-win_sdk \
    sdk-repo-linux-sources-4719250.zip

AndroidVersion.ApiLevel has been modified to appear as 28

Change-Id: I9ec0a12c9251b8449dba0d86b0cfdbcca16b0a7c

android/media/MediaMetadataRetriever.java

diff --git a/android/media/MediaMetadataRetriever.java b/android/media/MediaMetadataRetriever.java
index 0955dd6..8ab5ec4 100644
--- a/android/media/MediaMetadataRetriever.java
+++ b/android/media/MediaMetadataRetriever.java
@@ -890,5 +890,14 @@
      */
     public static final int METADATA_KEY_VIDEO_FRAME_COUNT = 32;
 
+    /**
+     * @hide
+     */
+    public static final int METADATA_KEY_EXIF_OFFSET = 33;
+
+    /**
+     * @hide
+     */
+    public static final int METADATA_KEY_EXIF_LENGTH = 34;
     // Add more here...
 }