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This change ensures that the appropriate command line flag (SetCrashReporterCommandLine())
is set for the NaCl process and read by the NaCl main process when it starts.

TEST=
0. Ensure that Native Client is DEPS'ed in at revision 4097 or higher
1. From src/ issue
    ./build/gyp_chromim -f make -dlinux_breakpad=1
2. Build Chromium (debug build)
3. With env. variable CHROME_HEADLESS=1 and NACL_CRASH_TEST=1 run
    out/Debug/chrome --enable-nacl --enable-crash-reporter
4. Visit a page that attempts to load a NaCl module, e.g.,
    http://naclports.googlecode.com/svn/trunk/src/gallery/index.html
5. Observe that a .dmp file is created in ~/.config/chromium/Crash\ Reports/

BUG= http://code.google.com/p/nativeclient/issues/detail?id=206

Review URL: http://codereview.chromium.org/6193005

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@71459 0039d316-1c4b-4281-b951-d872f2087c98