Whitespace cleanup in DWARFReg helper functions.

Change-Id: Iedc05969b05be6d93e40467ff23287faaae08fb3
diff --git a/compiler/optimizing/code_generator_x86_64.cc b/compiler/optimizing/code_generator_x86_64.cc
index 01b24ea..b4020cf 100644
--- a/compiler/optimizing/code_generator_x86_64.cc
+++ b/compiler/optimizing/code_generator_x86_64.cc
@@ -484,10 +484,11 @@
 }
 
 static dwarf::Reg DWARFReg(Register reg) {
-    return dwarf::Reg::X86_64Core(static_cast<int>(reg));
+  return dwarf::Reg::X86_64Core(static_cast<int>(reg));
 }
+
 static dwarf::Reg DWARFReg(FloatRegister reg) {
-    return dwarf::Reg::X86_64Fp(static_cast<int>(reg));
+  return dwarf::Reg::X86_64Fp(static_cast<int>(reg));
 }
 
 void CodeGeneratorX86_64::GenerateFrameEntry() {