Re-enable tests disabled because of libnativehelper_compat_libc++.

The loading failure ("dlopen failed: library
"libnativehelper_compat_libc++.so" not found") should have been
fixed; stop ignoring these failures.

Bug: 28082914
Change-Id: I59283b58790142c17f2849898dd4229c54222af4
diff --git a/tools/libcore_failures.txt b/tools/libcore_failures.txt
index 38b6ea6..f25fb98 100644
--- a/tools/libcore_failures.txt
+++ b/tools/libcore_failures.txt
@@ -243,48 +243,6 @@
           "org.apache.harmony.tests.java.util.prefs.FilePreferencesImplTest#testPutGet"]
 },
 {
-  description: "libnativehelper_compat_libc++ loading issue",
-  result: EXEC_FAILED,
-  modes: [device],
-  names: ["dalvik.system.JniTest#testGetSuperclass",
-          "dalvik.system.JniTest#testPassingBooleans",
-          "dalvik.system.JniTest#testPassingBytes",
-          "dalvik.system.JniTest#testPassingChars",
-          "dalvik.system.JniTest#testPassingClass",
-          "dalvik.system.JniTest#testPassingDoubles",
-          "dalvik.system.JniTest#testPassingFloats",
-          "dalvik.system.JniTest#testPassingInts",
-          "dalvik.system.JniTest#testPassingLongs",
-          "dalvik.system.JniTest#testPassingObjectReferences",
-          "dalvik.system.JniTest#testPassingShorts",
-          "dalvik.system.JniTest#testPassingThis",
-          "libcore.util.NativeAllocationRegistryTest#testBadSize",
-          "libcore.util.NativeAllocationRegistryTest#testEarlyFree",
-          "libcore.util.NativeAllocationRegistryTest#testNativeAllocationAllocatorAndNoSharedRegistry",
-          "libcore.util.NativeAllocationRegistryTest#testNativeAllocationAllocatorAndSharedRegistry",
-          "libcore.util.NativeAllocationRegistryTest#testNativeAllocationNoAllocatorAndNoSharedRegistry",
-          "libcore.util.NativeAllocationRegistryTest#testNativeAllocationNoAllocatorAndSharedRegistry",
-          "libcore.util.NativeAllocationRegistryTest#testNullArguments"]
-},
-{
-  description: "libnativehelper_compat_libc++.so not found by dlopen on ARM64",
-  result: EXEC_FAILED,
-  modes: [device],
-  bug: 28082914,
-  names: ["libcore.java.lang.ThreadTest#testContextClassLoaderIsInherited",
-          "libcore.java.lang.ThreadTest#testContextClassLoaderIsNotNull",
-          "libcore.java.lang.ThreadTest#testGetAllStackTracesIncludesAllGroups",
-          "libcore.java.lang.ThreadTest#testGetStackTrace",
-          "libcore.java.lang.ThreadTest#testJavaContextClassLoader",
-          "libcore.java.lang.ThreadTest#testLeakingStartedThreads",
-          "libcore.java.lang.ThreadTest#testLeakingUnstartedThreads",
-          "libcore.java.lang.ThreadTest#testNativeThreadNames",
-          "libcore.java.lang.ThreadTest#testThreadInterrupted",
-          "libcore.java.lang.ThreadTest#testThreadSleep",
-          "libcore.java.lang.ThreadTest#testThreadSleepIllegalArguments",
-          "libcore.java.lang.ThreadTest#testThreadWakeup"]
-},
-{
   description: "Only work with --mode=activity",
   result: EXEC_FAILED,
   names: [ "libcore.java.io.FileTest#testJavaIoTmpdirMutable" ]