flatland: add a GPU hardware benchmark

This change adds a GPU benchmark named 'flatland' that is intended to measure
GPU performance of UI rendering and compositing scenarios at a fixed a clock
frequency.  This initial version includes only window compositing scenarios.

Change-Id: I5577863aa3be5c6da8b49cb5d53cc49dec2f7081
diff --git a/cmds/flatland/Android.mk b/cmds/flatland/Android.mk
new file mode 100644
index 0000000..5e57f02
--- /dev/null
+++ b/cmds/flatland/Android.mk
@@ -0,0 +1,22 @@
+LOCAL_PATH:= $(call my-dir)
+include $(CLEAR_VARS)
+
+LOCAL_SRC_FILES:=   \
+    Composers.cpp   \
+    GLHelper.cpp    \
+    Renderers.cpp   \
+    Main.cpp        \
+
+LOCAL_MODULE:= flatland
+
+LOCAL_MODULE_TAGS := tests
+
+LOCAL_SHARED_LIBRARIES := \
+    libEGL      \
+    libGLESv2   \
+    libcutils   \
+    libgui      \
+    libui       \
+    libutils    \
+
+include $(BUILD_EXECUTABLE)