Set media_perftests up for android and to be built by the perfbots.

media/media.gyp

Index: media/media.gyp
diff --git a/media/media.gyp b/media/media.gyp
index d346dac4679b52e67b504dca3a21f8482ee10868..5aac83fcef24212d07ffe4c540c61cc0376bac98 100644
--- a/media/media.gyp
+++ b/media/media.gyp
@@ -1385,6 +1385,19 @@
           },
           'includes': ['../build/apk_test.gypi'],
         },
+        {
+          'target_name': 'media_perftests_apk',
+          'type': 'none',
+          'dependencies': [
+            'media_java',
+            'media_perftests',
+          ],
+          'variables': {
+            'test_suite_name': 'media_perftests',
+            'input_shlib_path': '<(SHARED_LIB_DIR)/<(SHARED_LIB_PREFIX)media_perftests<(SHARED_LIB_SUFFIX)',
+          },
+          'includes': ['../build/apk_test.gypi'],
+        },
       ],
     }],
     ['OS=="android"', {