Fix GN generation for WinASAN build

courgette/BUILD.gn

Index: courgette/BUILD.gn
diff --git a/courgette/BUILD.gn b/courgette/BUILD.gn
index 371085447ca59779c3b832eb304ad6424405cd82..332de27c2dfde970f2af8cfa1c1188f351a5eac6 100644
--- a/courgette/BUILD.gn
+++ b/courgette/BUILD.gn
@@ -129,15 +129,27 @@ if (!is_ios) {
       # Make sure that we have a copy of courgette64.exe in the root out
       # directory.
       copy("copy_courgette_binaries") {
-        sources = [
-          "$root_out_dir/x64/courgette64.exe",
-        ]
+        if (is_clang) {
+          sources = [
+            "$root_out_dir/courgette64.exe",

[etienneb, 2016/07/28 15:35:39]

Just in case you missed it, with this "is_clang" here,
we are copying the source over the destination.

I feel this is not clean, but I didn't have too figure out a way
to remove the dependency.

+          ]
+        } else {
+          sources = [
+            "$root_out_dir/x64/courgette64.exe",
+          ]
+        }
         outputs = [
           "$root_out_dir/courgette64.exe",
         ]
-        deps = [
-          ":courgette(//build/toolchain/win:x64)",
-        ]
+        if (is_clang) {
+           deps = [
+            ":courgette(//build/toolchain/win:clang_x64)",
+           ]
+        } else {
+          deps = [
+            ":courgette(//build/toolchain/win:x64)",
+           ]
+        }
       }
     }
   }