win: Remove tool_wrapper.py cl-compile, it is unused.

build/toolchain/win/tool_wrapper.py

Index: build/toolchain/win/tool_wrapper.py
diff --git a/build/toolchain/win/tool_wrapper.py b/build/toolchain/win/tool_wrapper.py
index 4e69deafb5f92ad6f9d635df7d90b0433b262f13..3a81368f3469ee081239ea745a106e4ed82c828a 100644
--- a/build/toolchain/win/tool_wrapper.py
+++ b/build/toolchain/win/tool_wrapper.py
@@ -315,16 +315,6 @@ class WinTool(object):
     dirname = dirname[0] if dirname else None
     return subprocess.call(args, shell=True, env=env, cwd=dirname)
 
-  def ExecClCompile(self, project_dir, selected_files):
-    """Executed by msvs-ninja projects when the 'ClCompile' target is used to
-    build selected C/C++ files."""
-    project_dir = os.path.relpath(project_dir, BASE_DIR)
-    selected_files = selected_files.split(';')
-    ninja_targets = [os.path.join(project_dir, filename) + '^^'
-        for filename in selected_files]
-    cmd = ['ninja.exe']
-    cmd.extend(ninja_targets)
-    return subprocess.call(cmd, shell=True, cwd=BASE_DIR)
 
 if __name__ == '__main__':
   sys.exit(main(sys.argv[1:]))