Clean up test makefiles.

The build system takes care of linking the correct STL and gtest
libraries for you, and specifying them manually confuses the build
system when using libc++.

Change-Id: I6ac66c2f4e97cd3c55efb7a85e10922420554e7f
diff --git a/camera/tests/Android.mk b/camera/tests/Android.mk
index ec13911..a806e31 100644
--- a/camera/tests/Android.mk
+++ b/camera/tests/Android.mk
@@ -1,14 +1,13 @@
 LOCAL_PATH:= $(call my-dir)
 include $(CLEAR_VARS)
+LOCAL_ADDITIONAL_DEPENDENCIES := $(LOCAL_PATH)/Android.mk
 
 LOCAL_SRC_FILES:= \
-	main.cpp \
 	ProCameraTests.cpp \
 
 LOCAL_SHARED_LIBRARIES := \
 	libutils \
 	libcutils \
-	libstlport \
 	libcamera_metadata \
 	libcamera_client \
 	libgui \
@@ -17,14 +16,7 @@
 	libdl \
 	libbinder
 
-LOCAL_STATIC_LIBRARIES := \
-	libgtest
-
 LOCAL_C_INCLUDES += \
-	bionic \
-	bionic/libstdc++/include \
-	external/gtest/include \
-	external/stlport/stlport \
 	system/media/camera/include \
 	frameworks/av/services/camera/libcameraservice \
 	frameworks/av/include/camera \
diff --git a/camera/tests/main.cpp b/camera/tests/main.cpp
deleted file mode 100644
index 8c8c515..0000000
--- a/camera/tests/main.cpp
+++ /dev/null
@@ -1,27 +0,0 @@
-/*
- * Copyright (C) 2013 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-#include <gtest/gtest.h>
-
-
-int main(int argc, char **argv) {
-
-    ::testing::InitGoogleTest(&argc, argv);
-
-    int ret = RUN_ALL_TESTS();
-
-    return ret;
-}