GN: Visual Studio generator does not depend on is_debug variable

tools/gn/visual_studio_writer_unittest.cc

Index: tools/gn/visual_studio_writer_unittest.cc
diff --git a/tools/gn/visual_studio_writer_unittest.cc b/tools/gn/visual_studio_writer_unittest.cc
index e8ad75ae1e747d80c691617b4263843c3c0762d1..d70117fd0c215ea83ee7368572e2d0afa9ee572c 100644
--- a/tools/gn/visual_studio_writer_unittest.cc
+++ b/tools/gn/visual_studio_writer_unittest.cc
@@ -26,7 +26,7 @@ std::string MakeTestPath(const std::string& path) {
 }  // namespace
 
 TEST_F(VisualStudioWriterTest, ResolveSolutionFolders) {
-  VisualStudioWriter writer(setup_.build_settings(), true, "Win32",
+  VisualStudioWriter writer(setup_.build_settings(), "Win32",
                             VisualStudioWriter::Version::Vs2015);
 
   std::string path =
@@ -80,7 +80,7 @@ TEST_F(VisualStudioWriterTest, ResolveSolutionFolders) {
 }
 
 TEST_F(VisualStudioWriterTest, ResolveSolutionFolders_AbsPath) {
-  VisualStudioWriter writer(setup_.build_settings(), true, "Win32",
+  VisualStudioWriter writer(setup_.build_settings(), "Win32",
                             VisualStudioWriter::Version::Vs2015);
 
   std::string path =