Apply clang-format to Bluetooth related HAL code

- cp system/bt/.clang-format hardware/interfaces/bluetooth/
- modify hardware/interfaces/bluetooth/.clang-format to match context
- find . -type f \( -iname \*.cpp -o -iname \*.h -o -iname \*.cc \) | xargs clang-format --style=file -i

Test: make
Change-Id: I82e4f26e1efeb715aff7de8a15c3db06e02967a4
diff --git a/bluetooth/1.0/default/test/properties.cc b/bluetooth/1.0/default/test/properties.cc
index 6ac4fb4..70de01e 100644
--- a/bluetooth/1.0/default/test/properties.cc
+++ b/bluetooth/1.0/default/test/properties.cc
@@ -36,7 +36,7 @@
 struct property properties[MAX_PROPERTIES];
 
 // Find the correct entry.
-static int property_find(const char *key) {
+static int property_find(const char* key) {
   for (int i = 0; i < num_properties; i++) {
     if (strncmp(properties[i].key, key, PROP_KEY_MAX) == 0) {
       return i;
@@ -45,7 +45,7 @@
   return MAX_PROPERTIES;
 }
 
-int property_set(const char *key, const char *value) {
+int property_set(const char* key, const char* value) {
   if (strnlen(value, PROP_VALUE_MAX) > PROP_VALUE_MAX) return -1;
 
   // Check to see if the property exists.
@@ -63,7 +63,7 @@
   return 0;
 }
 
-int property_get(const char *key, char *value, const char *default_value) {
+int property_get(const char* key, char* value, const char* default_value) {
   // This doesn't mock the behavior of default value
   if (default_value != NULL) ALOGE("%s: default_value is ignored!", __func__);