Forward resetColor() et al to the underlying stream.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@187947 91177308-0d34-0410-b5e6-96231b3b80d8

include/llvm/Support/FormattedStream.h

@@ -130,6 +130,27 @@ public:
   /// getLine - Return the line number
   unsigned getLine() { return Position.second; }
   
+  raw_ostream &resetColor() {
+    TheStream->resetColor();
+    return *this;
+  }
+  
+  raw_ostream &reverseColor() {
+    TheStream->reverseColor();
+    return *this;
+  }
+  
+  raw_ostream &changeColor(enum Colors Color,
+                           bool Bold,
+                           bool BG) {
+    TheStream->changeColor(Color, Bold, BG);
+    return *this;
+  }
+  
+  bool is_displayed() const {
+    return TheStream->is_displayed();
+  }
+
 private:
   void releaseStream() {
     // Delete the stream if needed. Otherwise, transfer the buffer