Remove {linux|android}_use_tcmalloc and switch to use_allocator in Chromium.

If this change breaks some bots, please try restarting the 
bot before reverting it. http://crrev.com/264460 may not be 
effective yet until restarting.

See the bug and http://crrev.com/255129 for the details.

BUG=345554

Review URL: https://codereview.chromium.org/258433005

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@268876 0039d316-1c4b-4281-b951-d872f2087c98
diff --git a/device/device_tests.gyp b/device/device_tests.gyp
index b28f475..46c8f3d1 100644
--- a/device/device_tests.gyp
+++ b/device/device_tests.gyp
@@ -59,8 +59,7 @@
         }],
         ['os_posix == 1 and OS != "mac" and OS != "android" and OS != "ios"', {
           'conditions': [
-            # TODO(dmikurube): Kill linux_use_tcmalloc. http://crbug.com/345554
-            ['(use_allocator!="none" and use_allocator!="see_use_tcmalloc") or (use_allocator=="see_use_tcmalloc" and linux_use_tcmalloc==1)', {
+            ['use_allocator!="none"', {
               'dependencies': [
                 '../base/allocator/allocator.gyp:allocator',
               ],