gn2bp: Remove redundant checks

Test: m cronet_aml_components_cronet_android_cronet
Change-Id: I500bc398163b745eadc733c8773c0d668eb4675e
diff --git a/tools/gn2bp/gen_android_bp b/tools/gn2bp/gen_android_bp
index fe2e924..8fd7800 100755
--- a/tools/gn2bp/gen_android_bp
+++ b/tools/gn2bp/gen_android_bp
@@ -403,9 +403,6 @@
     return self.type == "cc_genrule"
 
   def has_input_files(self):
-    for target in self.target.values():
-      if len(target.srcs) > 0:
-        return True
     return len(self.srcs) > 0 or any([len(target.srcs) > 0 for target in self.target.values()])
 
   def merge_attribute(self, key, source_module, allowed_archs, source_key = None):