gn2bp: remove perfetto debug and lto options

These should not be needed.

Test: n/a
Change-Id: I45a817749a75d928b16c821f040d97ecded6ae79
diff --git a/tools/gn2bp/gen_android_bp b/tools/gn2bp/gen_android_bp
index 2c917f3..0de2ced 100755
--- a/tools/gn2bp/gen_android_bp
+++ b/tools/gn2bp/gen_android_bp
@@ -429,11 +429,9 @@
     self.include_dirs = set()
     self.header_libs = set()
     self.required = set()
-    self.user_debug_flag = False
     self.tool_files = None
     self.android = Target('android')
     self.host = Target('host')
-    self.lto = None
     self.stl = None
     self.dist = dict()
     self.strip = dict()
@@ -499,22 +497,6 @@
         output.append('    %s' % line)
       output.append('    },')
 
-    if self.user_debug_flag:
-      output.append('    product_variables: {')
-      output.append('        debuggable: {')
-      output.append(
-          '            cflags: ["-DPERFETTO_BUILD_WITH_ANDROID_USERDEBUG"],')
-      output.append('        },')
-      output.append('    },')
-    if self.lto is not None:
-      output.append('    target: {')
-      output.append('        android: {')
-      output.append('            lto: {')
-      output.append('                thin: %s,' %
-                    'true' if self.lto else 'false')
-      output.append('            },')
-      output.append('        },')
-      output.append('    },')
     output.append('}')
     output.append('')
 
@@ -961,8 +943,6 @@
       '-fvisibility=hidden',
       '-O2',
   ]
-  defaults.user_debug_flag = True
-  defaults.lto = True
 
   blueprint.add_module(defaults)
   for target in targets: