display: Enable clang for all display modules

Change-Id: I71e3fa3f7d44253b8e01d1eafe086b1898d65a8e
diff --git a/libmemtrack/Android.mk b/libmemtrack/Android.mk
index 3ed37a3..4e7a09f 100644
--- a/libmemtrack/Android.mk
+++ b/libmemtrack/Android.mk
@@ -20,7 +20,8 @@
 
 LOCAL_MODULE_RELATIVE_PATH := hw
 LOCAL_C_INCLUDES += hardware/libhardware/include
-LOCAL_CFAGS := -Wconversion -Wall -Werror
+LOCAL_CFLAGS := -Wconversion -Wall -Werror -Wno-sign-conversion
+LOCAL_CLANG  := true
 LOCAL_SHARED_LIBRARIES := liblog
 LOCAL_SRC_FILES := memtrack_msm.c kgsl.c
 LOCAL_MODULE := memtrack.$(TARGET_BOARD_PLATFORM)
diff --git a/libmemtrack/kgsl.c b/libmemtrack/kgsl.c
index 6dc9774..958859a 100644
--- a/libmemtrack/kgsl.c
+++ b/libmemtrack/kgsl.c
@@ -45,14 +45,12 @@
                              size_t *num_records)
 {
     size_t allocated_records = min(*num_records, ARRAY_SIZE(record_templates));
-    int i;
     FILE *fp;
     char line[1024];
     char tmp[128];
     bool is_surfaceflinger = false;
     size_t accounted_size = 0;
     size_t unaccounted_size = 0;
-    unsigned long smaps_addr = 0;
 
     *num_records = ARRAY_SIZE(record_templates);
 
diff --git a/libmemtrack/memtrack_msm.c b/libmemtrack/memtrack_msm.c
index 8adff96..e369d5f 100644
--- a/libmemtrack/memtrack_msm.c
+++ b/libmemtrack/memtrack_msm.c
@@ -47,17 +47,17 @@
 };
 
 struct memtrack_module HAL_MODULE_INFO_SYM = {
-    common: {
-        tag: HARDWARE_MODULE_TAG,
-        module_api_version: MEMTRACK_MODULE_API_VERSION_0_1,
-        hal_api_version: HARDWARE_HAL_API_VERSION,
-        id: MEMTRACK_HARDWARE_MODULE_ID,
-        name: "MSM Memory Tracker HAL",
-        author: "The Android Open Source Project",
-        methods: &memtrack_module_methods,
+    .common = {
+        .tag = HARDWARE_MODULE_TAG,
+        .module_api_version = MEMTRACK_MODULE_API_VERSION_0_1,
+        .hal_api_version = HARDWARE_HAL_API_VERSION,
+        .id = MEMTRACK_HARDWARE_MODULE_ID,
+        .name = "MSM Memory Tracker HAL",
+        .author = "The Android Open Source Project",
+        .methods = &memtrack_module_methods,
     },
 
-    init: msm_memtrack_init,
-    getMemory: msm_memtrack_get_memory,
+    .init = msm_memtrack_init,
+    .getMemory = msm_memtrack_get_memory,
 };