DocumentsUI: Allow open files instead of URIs

Check files' real path and mime type to open them only in standalone mode.
This allows, for example, installing apks.

Change-Id: I4501c694db84b8595cd3928752254a8914539972
Revert "Remove opaque check in preparing dirty region"

This reverts commit 3f82a2f69719e01b5653d3b6ac362c1e82dd0043.
Revert "Speed up notification pullup & pulldown"

This reverts commit 63ef97c8d4d0db30d70621207c9e0faa4ba6bcfb.
Revert "ActivityManagerService: stay away from zombie content providers"

This reverts commit 65fafd8f618b5ffbea85715ab64b070227e0c70e.
Revert "Avoid possible memory leaks by ensuring stream closures"

This reverts commit be9f12f20cbeb393bfb1f3746ceb3aa13384fcc7.
PackageManager: Restrict system packages to protected storage

Don't allow packages signed with the platform key to be
installed into user (or app) controlled storage

Change-Id: I7390b3bdf5289411f7a335c69635bed9f74bbfb3
libaudioeffect_jni: GREF leak fix for JB

- Excessive JNI global reference in AudioEffects.
- Global references created during native setup
  are not deleted.
- Global references are deleted in setup failure
  and during native release.

(cherry picked from commit a04a2bf4563dc20c52f4d4239e01f80b220077a5)
CRs-fixed: 413633

Change-Id: Ia4340a2128850101b394e00c8e1db9db49f516fd
Initialize pointer members to NULL to avoid illegal reference

mBitmap and mTexture is not initialized to NULL which causes
illegal address access when it fails to be created from
oversized bitmap.
Cherry-picked from AOSP: https://android-review.googlesource.com/#/c/79320/

Change-Id: Iea54bec8788bc5f3a10040fdb43f416c0d41a14c
Fix a variety of small publicly-reported bugs.

Possible NULL dereference in cmds/bootanimation/BootAnimation.cpp.
https://code.google.com/p/android/issues/detail?id=61556

Missing fclose in core/jni/android_os_Debug.cpp.
https://code.google.com/p/android/issues/detail?id=61546

Bad loop guards in core/jni/android_util_Process.cpp.
https://code.google.com/p/android/issues/detail?id=61557

Assignment to wrong variable in libs/androidfw/AssetManager.cpp.
https://code.google.com/p/android/issues/detail?id=61560

Missing delete[]s in libs/androidfw/ObbFile.cpp.
https://code.google.com/p/android/issues/detail?id=61549

Leaks on error in tools/aapt/Images.cpp.
https://code.google.com/p/android/issues/detail?id=61552

Two missing fclose calls in tools/aapt/Resource.cpp.
https://code.google.com/p/android/issues/detail?id=61553

Missing fclose in tools/aidl/aidl.cpp.
https://code.google.com/p/android/issues/detail?id=61554

Change-Id: I5820f3824e72d07a9acb776cf0af3e7443f5694a