remove blanks, and some code format

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@151625 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Target/Mips/MipsAnalyzeImmediate.cpp b/lib/Target/Mips/MipsAnalyzeImmediate.cpp
index 44c7769..31b669a 100644
--- a/lib/Target/Mips/MipsAnalyzeImmediate.cpp
+++ b/lib/Target/Mips/MipsAnalyzeImmediate.cpp
@@ -77,7 +77,7 @@
 }
 
 // Replace a ADDiu & SLL pair with a LUi.
-// e.g. the following two instructions 
+// e.g. the following two instructions
 //  ADDiu 0x0111
 //  SLL 18
 // are replaced with
@@ -149,5 +149,5 @@
   // Set Insts to the shortest instruction sequence.
   GetShortestSeq(SeqLs, Insts);
 
-  return Insts;  
+  return Insts;
 }