GN generator for GYP actions

tools/gn/file_template.h

Index: tools/gn/file_template.h
diff --git a/tools/gn/file_template.h b/tools/gn/file_template.h
index 8fddad26ef768177f414031755bdb5f2195fe797..d66b3e3c4b6e961fc4f6d53c0e549de83296610b 100644
--- a/tools/gn/file_template.h
+++ b/tools/gn/file_template.h
@@ -14,6 +14,7 @@
 
 struct EscapeOptions;
 class ParseNode;
+class Target;
 
 extern const char kSourceExpansion_Help[];
 
@@ -62,6 +63,10 @@ class FileTemplate {
   FileTemplate(const std::vector<std::string>& t);
   ~FileTemplate();
 
+  // Returns an output template representing the given target's script
+  // outputs.
+  static FileTemplate GetForTargetOutputs(const Target* target);
+
   // Returns true if the given substitution type is used by this template.
   bool IsTypeUsed(Subrange::Type type) const;