Formatter: Don't put a space after parameter-naming block comments.

Before: f(a, b, /*doFoo=*/ false);
Now: f(a, b, /*doFoo=*/false);

This style is a lot more common:
$ ack -H '=\*\/\w' lib | wc -l 
    1281
$ ack -H '=\*\/ \w' lib | wc -l 
      70



git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@184894 91177308-0d34-0410-b5e6-96231b3b80d8

lib/Format/TokenAnnotator.cpp

@@ -1110,6 +1110,8 @@ bool TokenAnnotator::spaceRequiredBetween(const AnnotatedLine &Line,
     return false;
   if (Left.is(tok::period) || Right.is(tok::period))
     return false;
+  if (Left.Type == TT_BlockComment && Left.TokenText.endswith("=*/"))
+    return false;
   return true;
 }
 

unittests/Format/FormatTest.cpp

@@ -756,7 +756,7 @@ TEST_F(FormatTest, RemovesTrailingWhitespaceOfComments) {
 }
 
 TEST_F(FormatTest, UnderstandsBlockComments) {
-  verifyFormat("f(/*test=*/ true);");
+  verifyFormat("f(/*noSpaceAfterParameterNamingComment=*/true);");
   EXPECT_EQ(
       "f(aaaaaaaaaaaaaaaaaaaaaaaaa, /* Trailing comment for aa... */\n"
       "  bbbbbbbbbbbbbbbbbbbbbbbbb);",