Whitespace cleanup. Remove trailing whitespace.

llvm-svn: 78666
diff --git a/llvm/lib/Target/ARM/ARMConstantIslandPass.cpp b/llvm/lib/Target/ARM/ARMConstantIslandPass.cpp
index fe7593e..d88d5e7 100644
--- a/llvm/lib/Target/ARM/ARMConstantIslandPass.cpp
+++ b/llvm/lib/Target/ARM/ARMConstantIslandPass.cpp
@@ -907,7 +907,7 @@
   default:
     break;
   }
-  
+
   return ((1<<23)-1)*4;
 }