Add PNACL_CACHE cache backend type, and allow larger files for this type.

chrome/browser/nacl_host/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 "chrome/browser/nacl_host/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 35 matching lines @@
   content::TestBrowserThreadBundle thread_bundle_;
   base::ScopedTempDir temp_dir_;
 };
 
 void PnaclTranslationCacheTest::InitBackend(bool in_mem) {
   net::TestCompletionCallback init_cb;
   if (!in_mem) {
     ASSERT_TRUE(temp_dir_.CreateUniqueTempDir());
   }
   // Use the private init method so we can control the size
-  int rv = cache_->Init(in_mem ? net::MEMORY_CACHE : net::DISK_CACHE,
+  int rv = cache_->Init(in_mem ? net::MEMORY_CACHE : net::PNACL_CACHE,
                         temp_dir_.path(),
                         in_mem ? kMaxMemCacheSize : kTestDiskCacheSize,
                         init_cb.callback());
   if (in_mem)
     ASSERT_EQ(net::OK, rv);
   ASSERT_EQ(net::OK, init_cb.GetResult(rv));
   ASSERT_EQ(0, cache_->Size());
 }
 
 void PnaclTranslationCacheTest::StoreNexe(const std::string& key,
@@ skipping 46 matching lines @@
   scoped_refptr<net::DrainableIOBuffer> buf(load_cb.GetResult(&rv));
   EXPECT_EQ(net::OK, rv);
   if (buf.get() == NULL) // for some reason ASSERT macros don't work here.
     return std::string();
   std::string nexe(buf->data(), buf->size());
   return nexe;
 }
 
 static const std::string test_key("1");
 static const std::string test_store_val("testnexe");
-static const int kLargeNexeSize = 2 * 1024 * 1024;
+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;
   std::string test_time("Wed, 15 Nov 1995 06:25:24 GMT");
   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/;"
@@ skipping 126 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