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

webkit/renderer/compositor_bindings/compositor_bindings_tests.gyp

Index: webkit/renderer/compositor_bindings/compositor_bindings_tests.gyp
diff --git a/webkit/renderer/compositor_bindings/compositor_bindings_tests.gyp b/webkit/renderer/compositor_bindings/compositor_bindings_tests.gyp
index 53978a2116a5eae1f76a01c11f76e930f13c8710..f29a985b1431ab867cbb3f32d9a71ef39d7353fd 100644
--- a/webkit/renderer/compositor_bindings/compositor_bindings_tests.gyp
+++ b/webkit/renderer/compositor_bindings/compositor_bindings_tests.gyp
@@ -39,8 +39,7 @@
         }],
         [ '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': [
                 '<(DEPTH)/base/allocator/allocator.gyp:allocator',
               ],