Load namespace configuration from ld.config.txt

This change allows customization of default namespace
configuration for different executables. It also enables
target_sdk_version setup for binaries (note that this
option should explicitly be enabled in ld.config.txt).

Bug: http://b/30706810
Bug: http://b/30435785
Test: run linker-unit-tests/bionic-unit-tests, boot angler
Change-Id: Ibbe87209acf1538fc9cec04944f3d22a190c38f1
diff --git a/linker/linker_utils.h b/linker/linker_utils.h
index 740d04b..e104a25 100644
--- a/linker/linker_utils.h
+++ b/linker/linker_utils.h
@@ -46,7 +46,9 @@
 // 1. For regular path it converts it to realpath()
 // 2. For path in a zip file it uses realpath on the zipfile
 //    normalizes entry name by calling normalize_path function.
-void resolve_paths(std::vector<std::string>& paths, std::vector<std::string>* resolved_paths);
+void resolve_paths(std::vector<std::string>& paths,
+                   std::vector<std::string>* resolved_paths);
+
 void split_path(const char* path, const char* delimiters, std::vector<std::string>* paths);
 
 std::string dirname(const char* path);