base: Remove the string logging from CHECK().

components/display_compositor/yuv_readback_unittest.cc

 // Copyright 2016 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 "base/json/json_reader.h"
 #include "base/memory/ref_counted_memory.h"
 #include "base/run_loop.h"
 #include "base/strings/stringprintf.h"
 #include "base/test/launcher/unit_test_launcher.h"
 #include "base/test/test_suite.h"
@@ skipping 80 matching lines @@
     base::RunLoop run_loop;
     base::trace_event::TraceLog::GetInstance()->Flush(
         base::Bind(&YUVReadbackTest::TraceDataCB, run_loop.QuitClosure(),
                    base::Unretained(&json_data)));
     run_loop.Run();
     json_data.append("]");
 
     std::string error_msg;
     std::unique_ptr<base::Value> trace_data =
         base::JSONReader::ReadAndReturnError(json_data, 0, NULL, &error_msg);
-    CHECK(trace_data) << "JSON parsing failed (" << error_msg
-                      << ") JSON data:" << std::endl
-                      << json_data;
+    ASSERT_TRUE(trace_data) << "JSON parsing failed (" << error_msg
+                            << ") JSON data:" << std::endl
+                            << json_data;
 
     base::ListValue* list;
-    CHECK(trace_data->GetAsList(&list));
+    ASSERT_TRUE(trace_data->GetAsList(&list));
     for (size_t i = 0; i < list->GetSize(); i++) {
       base::Value* item = NULL;
       if (list->Get(i, &item)) {
         base::DictionaryValue* dict;
-        CHECK(item->GetAsDictionary(&dict));
+        ASSERT_TRUE(item->GetAsDictionary(&dict));
         std::string name;
-        CHECK(dict->GetString("name", &name));
+        ASSERT_TRUE(dict->GetString("name", &name));
         std::string trace_type;
-        CHECK(dict->GetString("ph", &trace_type));
+        ASSERT_TRUE(dict->GetString("ph", &trace_type));
         // Count all except END traces, as they come in BEGIN/END pairs.
         if (trace_type != "E" && trace_type != "e")
           (*event_counts)[name]++;
         VLOG(1) << "trace name: " << name;
       }
     }
   }
 
   // Look up a single channel value. Works for 4-channel and single channel
   // bitmaps.  Clamp x/y.
@@ skipping 423 matching lines @@
 INSTANTIATE_TEST_CASE_P(
     ,
     YUVReadbackPixelTest,
     ::testing::Combine(
         ::testing::Bool(),
         ::testing::Bool(),
         ::testing::Range<unsigned int>(0, arraysize(kYUVReadbackSizes)),
         ::testing::Range<unsigned int>(0, arraysize(kYUVReadbackSizes))));
 
 }  // namespace display_compositor