Add dlmalloc from Bionic to the Chromium tree (DO NOT REVIEW).

third_party/android_debug_dlmalloc/dlmalloc.gyp

Index: third_party/android_debug_dlmalloc/dlmalloc.gyp
diff --git a/third_party/sudden_motion_sensor/sudden_motion_sensor.gyp b/third_party/android_debug_dlmalloc/dlmalloc.gyp
similarity index 55%
copy from third_party/sudden_motion_sensor/sudden_motion_sensor.gyp
copy to third_party/android_debug_dlmalloc/dlmalloc.gyp
index 897421b82532c6f1eae7a47aa49f2643546b5394..1b8096423ee6a40c285752fd5f178e314b11ea87 100644
--- a/third_party/sudden_motion_sensor/sudden_motion_sensor.gyp
+++ b/third_party/android_debug_dlmalloc/dlmalloc.gyp
@@ -5,14 +5,15 @@
 {
   'targets': [
     {
-      'target_name': 'sudden_motion_sensor',
-      'type': 'static_library',
-      'dependencies': [
-        '<(DEPTH)/base/base.gyp:base',
-      ],
+      'target_name': 'dlmalloc',
+      'type': '<(component)',
       'sources': [
-        'sudden_motion_sensor_mac.cc',
-        'sudden_motion_sensor_mac.h',
+        'chromium/dlmalloc.cc',
+        'chromium/dlmalloc.h',
+        'chromium/malloc.h',
+      ],
+      'dependencies': [
+        '../../third_party/ashmem/ashmem.gyp:ashmem',
       ],
     },
   ],