Fix Android build more.

Android doesn't have the Yama LSM, so this line isn't needed. (It doesn't
compile either.)

Original CL: https://breakpad.appspot.com/610002/
A=thakis@chromium.org
R=mark@chromium.org

Review URL: https://breakpad.appspot.com/611002

git-svn-id: http://google-breakpad.googlecode.com/svn/trunk@1198 4c0a9323-5329-0410-9bdc-e9ce6186880e

src/client/linux/minidump_writer/linux_ptrace_dumper_unittest.cc

@@ -69,7 +69,9 @@ class LinuxPtraceDumperChildTest : public testing::Test {
  protected:
   virtual void SetUp() {
     child_pid_ = fork();
+#ifndef __ANDROID__
     prctl(PR_SET_PTRACER, child_pid_);
+#endif
   }
 
   /* Gtest is calling TestBody from this class, which sets up a child