update android specific RAM restrictions



git-svn-id: http://skia.googlecode.com/svn/trunk@520 2bbb7eff-a529-9590-31e7-b0007b416f81
diff --git a/src/images/SkImageDecoder_libjpeg.cpp b/src/images/SkImageDecoder_libjpeg.cpp
index a64efbc..ed523bb 100644
--- a/src/images/SkImageDecoder_libjpeg.cpp
+++ b/src/images/SkImageDecoder_libjpeg.cpp
@@ -99,14 +99,11 @@
    If so, use the memory size for jpeg decode.
 */
 static void overwrite_mem_buffer_size(j_decompress_ptr cinfo) {
-    int len = 0;
-    char value[PROPERTY_VALUE_MAX];
-    int memCap;
-
-    len = property_get(KEY_MEM_CAP, value, "");
-    if (len > 0 && sscanf(value, "%d", &memCap) == 1) {
-        cinfo->mem->max_memory_to_use = memCap;
-    }
+#ifdef ANDROID_LARGE_MEMORY_DEVICE
+    cinfo->mem->max_memory_to_use = 30 * 1024 * 1024;
+#else
+    cinfo->mem->max_memory_to_use = 5 * 1024 * 1024;
+#endif
 }
 #endif