Remove an extra const keyword which caused a build break.

TBR=deanm
Review URL: http://codereview.chromium.org/40010

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@10792 0039d316-1c4b-4281-b951-d872f2087c98

base/shared_memory_unittest.cc

@@ -318,7 +318,7 @@ class SharedMemoryProcessTest : public MultiProcessTest {
   static const wchar_t* const s_test_name_;
 };
 
-const const wchar_t* const SharedMemoryProcessTest::s_test_name_ = L"MPMem";
+const wchar_t* const SharedMemoryProcessTest::s_test_name_ = L"MPMem";
 
 
 TEST_F(SharedMemoryProcessTest, Tasks) {