Remove USE_LINUX_BREAKPAD ifdef since we don't need it for chromium anymore.

chrome/chrome_browser_chromeos.gypi

Index: chrome/chrome_browser_chromeos.gypi
===================================================================
--- chrome/chrome_browser_chromeos.gypi	(revision 211696)
+++ chrome/chrome_browser_chromeos.gypi	(working copy)
@@ -44,6 +44,7 @@
         'safe_browsing_proto',
         'safe_browsing_report_proto',
         'variations_seed_proto',
+        '../breakpad/breakpad.gyp:breakpad_client',
         '../build/linux/system.gyp:dbus',
         '../chromeos/chromeos.gyp:chromeos',
         '../chromeos/chromeos.gyp:chromeos_memory',
@@ -107,6 +108,11 @@
       'export_dependent_settings': [
         '../sync/sync.gyp:sync',
       ],
+      'include_dirs': [
+        # breakpad_linux.cc uses generated file_version_info_linux.h.
+        '<(SHARED_INTERMEDIATE_DIR)',
+        '../breakpad/src',
+      ],
       'sources': [
         # All .cc, .h, .m, and .mm files under browser/chromeos, except for tests
         # and mocks.
@@ -923,18 +929,6 @@
             '../ui/gl/gl.gyp:gl',
           ],
         }],
-        ['linux_breakpad==1', {
-          'dependencies': [
-            '../breakpad/breakpad.gyp:breakpad_client',
-            # make sure file_version_info_linux.h is generated first.
-            'common',
-          ],
-          'include_dirs': [
-            # breakpad_linux.cc uses generated file_version_info_linux.h.
-            '<(SHARED_INTERMEDIATE_DIR)',
-            '../breakpad/src',
-          ],
-        }],
         ['use_aura==1',{
           'dependencies': [
             '../build/linux/system.gyp:dbus',