Add WARN_UNUSED_RESULT to base::Time methods that return bool.

components/nacl/browser/pnacl_translation_cache_unittest.cc

 // Copyright 2013 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "components/nacl/browser/pnacl_translation_cache.h"
 
 #include "base/files/file_path.h"
 #include "base/files/scoped_temp_dir.h"
 #include "base/message_loop/message_loop.h"
 #include "base/run_loop.h"
@@ skipping 117 matching lines @@
 static const std::string test_store_val("testnexe");
 static const int kLargeNexeSize = 8 * 1024 * 1024;
 
 TEST(PnaclTranslationCacheKeyTest, CacheKeyTest) {
   nacl::PnaclCacheInfo info;
   info.pexe_url = GURL("http://www.google.com");
   info.abi_version = 0;
   info.opt_level = 0;
   info.sandbox_isa = "x86-32";
   std::string test_time("Wed, 15 Nov 1995 06:25:24 GMT");
-  base::Time::FromString(test_time.c_str(), &info.last_modified);
+  EXPECT_TRUE(base::Time::FromString(test_time.c_str(), &info.last_modified));
   // Basic check for URL and time components
   EXPECT_EQ("ABI:0;opt:0;URL:http://www.google.com/;"
             "modified:1995:11:15:6:25:24:0:UTC;etag:;"
             "sandbox:x86-32;extra_flags:;",
             PnaclTranslationCache::GetKey(info));
   // Check that query portion of URL is not stripped
   info.pexe_url = GURL("http://www.google.com/?foo=bar");
   EXPECT_EQ("ABI:0;opt:0;URL:http://www.google.com/?foo=bar;"
             "modified:1995:11:15:6:25:24:0:UTC;etag:;"
             "sandbox:x86-32;extra_flags:;",
@@ skipping 48 matching lines @@
             "sandbox:x86-32;extra_flags:-mavx-neon;",
             PnaclTranslationCache::GetKey(info));
 
   // Check for all the time components, and null time
   info.last_modified = base::Time();
   EXPECT_EQ("ABI:2;opt:2;URL:http://www.google.com/;"
             "modified:0:0:0:0:0:0:0:UTC;etag:etag;"
             "sandbox:x86-32;extra_flags:-mavx-neon;",
             PnaclTranslationCache::GetKey(info));
   test_time.assign("Fri, 29 Feb 2008 13:04:12 GMT");
-  base::Time::FromString(test_time.c_str(), &info.last_modified);
+  EXPECT_TRUE(base::Time::FromString(test_time.c_str(), &info.last_modified));
   EXPECT_EQ("ABI:2;opt:2;URL:http://www.google.com/;"
             "modified:2008:2:29:13:4:12:0:UTC;etag:etag;"
             "sandbox:x86-32;extra_flags:-mavx-neon;",
             PnaclTranslationCache::GetKey(info));
 }
 
 TEST_F(PnaclTranslationCacheTest, StoreSmallInMem) {
   // Test that a single store puts something in the mem backend
   InitBackend(true);
   StoreNexe(test_key, test_store_val);
@@ skipping 77 matching lines @@
   StoreNexe(test_key, test_store_val);
   TestNexeCallback load_cb;
   std::string nexe;
   cache_->GetNexe(test_key + "a", load_cb.callback());
   int rv;
   scoped_refptr<net::DrainableIOBuffer> buf(load_cb.GetResult(&rv));
   EXPECT_EQ(net::ERR_FAILED, rv);
 }
 
 }  // namespace pnacl