MIPS: Fix typo in commit r13326 (f8c9bf84).

BUG=
TEST=

Review URL: https://chromiumcodereview.appspot.com/11824015
Patch from Akos Palfi <palfia@homejinni.com>.

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@13338 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

src/mips/constants-mips.h

@@ -99,7 +99,7 @@ const int kInvalidFPURegister = -1;
 // FPU (coprocessor 1) control registers. Currently only FCSR is implemented.
 const int kFCSRRegister = 31;
 const int kInvalidFPUControlRegister = -1;
-const uint32_t kFPUInvalidResult = static_cast<uint32_t>(1) << 31 - 1;
+const uint32_t kFPUInvalidResult = static_cast<uint32_t>(1 << 31) - 1;
 
 // FCSR constants.
 const uint32_t kFCSRInexactFlagBit = 2;