Linux: use generated library loader for libgps.

build/common.gypi

Index: build/common.gypi
diff --git a/build/common.gypi b/build/common.gypi
index 33d47b14190f447969d520af839ed8c2a392f25f..a096310206c49e4ce923ffe42dfd736b72e446c7 100644
--- a/build/common.gypi
+++ b/build/common.gypi
@@ -549,6 +549,14 @@
           'linux_use_gold_flags%': 0,
         }],
 
+        ['chromeos==1', {
+          'linux_use_libgps%': 1,
+        }, { # chromeos==0
+          # Do not use libgps on desktop Linux by default,
+          # see http://crbug.com/103751.
+          'linux_use_libgps%': 0,
+        }],
+
         ['OS=="android" or OS=="ios"', {
           'enable_captive_portal_detection%': 0,
         }, {
@@ -694,6 +702,7 @@
     'enable_background%': '<(enable_background)',
     'linux_use_gold_binary%': '<(linux_use_gold_binary)',
     'linux_use_gold_flags%': '<(linux_use_gold_flags)',
+    'linux_use_libgps%': '<(linux_use_libgps)',
     'use_canvas_skia%': '<(use_canvas_skia)',
     'test_isolation_mode%': '<(test_isolation_mode)',
     'test_isolation_outdir%': '<(test_isolation_outdir)',