Change -code-completion-debug-printer to -no-code-completion-debug-printer.

Also, tweak a few help strings and update CompilerInvocation serialization for prev change.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@89317 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/tools/CIndex/CIndex.cpp b/tools/CIndex/CIndex.cpp
index ebdba29..46732de 100644
--- a/tools/CIndex/CIndex.cpp
+++ b/tools/CIndex/CIndex.cpp
@@ -1219,7 +1219,7 @@
   argv.push_back("-Xclang");
   argv.push_back(code_complete_at.c_str());
   argv.push_back("-Xclang");
-  argv.push_back("-code-completion-debug-printer=0");
+  argv.push_back("-no-code-completion-debug-printer");
   
   // Add the source file name (FIXME: later, we'll want to build temporary
   // file from the buffer, or just feed the source text via standard input).
diff --git a/tools/clang-cc/Options.cpp b/tools/clang-cc/Options.cpp
index 34f9c4a..e27d697 100644
--- a/tools/clang-cc/Options.cpp
+++ b/tools/clang-cc/Options.cpp
@@ -105,7 +105,7 @@
 
 static llvm::cl::opt<bool>
 NoPurgeDead("analyzer-no-purge-dead",
-          llvm::cl::desc("Remove dead symbols, bindings, and constraints before"
+          llvm::cl::desc("Don't remove dead symbols, bindings, and constraints before"
                          " processing a statement"));
 
 static llvm::cl::opt<bool>
@@ -283,9 +283,8 @@
               llvm::cl::desc("Dump code-completion information at a location"));
 
 static llvm::cl::opt<bool>
-CodeCompletionDebugPrinter("code-completion-debug-printer",
-                      llvm::cl::desc("Use the \"debug\" code-completion print"),
-                           llvm::cl::init(true));
+NoCodeCompletionDebugPrinter("no-code-completion-debug-printer",
+                      llvm::cl::desc("Don't the \"debug\" code-completion print"));
 
 static llvm::cl::opt<bool>
 CodeCompletionWantsMacros("code-completion-macros",
@@ -532,7 +531,7 @@
 
 static llvm::cl::opt<bool>
 NoMathErrno("fno-math-errno",
-          llvm::cl::desc("Require math functions to respect errno"));
+          llvm::cl::desc("Don't require math functions to respect errno"));
 
 static llvm::cl::opt<bool>
 NoElideConstructors("fno-elide-constructors",
@@ -590,7 +589,7 @@
 
 static llvm::cl::opt<bool>
 NoRtti("fno-rtti",
-     llvm::cl::desc("Enable generation of rtti information"));
+     llvm::cl::desc("Disable generation of rtti information"));
 
 static llvm::cl::opt<bool>
 ShortWChar("fshort-wchar",
@@ -867,7 +866,7 @@
   }
 
   Opts.CodeCompletionAt = CodeCompletionAt;
-  Opts.DebugCodeCompletionPrinter = CodeCompletionDebugPrinter;
+  Opts.DebugCodeCompletionPrinter = !NoCodeCompletionDebugPrinter;
   Opts.DisableFree = DisableFree;
   Opts.EmptyInputOnly = EmptyInputOnly;
   Opts.FixItLocations = FixItAtLocations;