Fix latency tests

chrome/test/perf/rendering/latency_tests.cc

 // Copyright (c) 2012 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/command_line.h"
 #include "base/file_util.h"
 #include "base/memory/scoped_ptr.h"
 #include "base/path_service.h"
 #include "base/string_number_conversions.h"
 #include "base/stringprintf.h"
@@ skipping 454 matching lines @@
           // Trace backwards through the events to find the input event that
           // matches the glClear that was presented by this SwapBuffers.
 
           // Step 1: Find the last blit (which will be the WebGL blit).
           size_t blit_pos = 0;
           EXPECT_TRUE(FindLastOf(events, query_blits_, begin_swap_pos,
                                  &blit_pos));
           // Skip this SwapBuffers if the blit has already been consumed by a
           // previous SwapBuffers. This means the current frame did not receive
           // an update from WebGL.
-          EXPECT_GT(blit_pos, previous_blit_pos);
           if (blit_pos == previous_blit_pos) {
             if (verbose_)
-              printf(" %03d: ERROR\n", swap_count);
+              printf(" %03d: MISS_BLIT\n", swap_count);
             else
-              printf(" ERROR");
+              printf(" MISS_BLIT");
             continue;
           }
           previous_blit_pos = blit_pos;
 
           // Step 2: find the last clear from the WebGL blit. This will be the
           // value of the latest mouse input that has affected this swap.
           size_t clear_pos = 0;
           EXPECT_TRUE(FindLastOf(events, query_clears_, blit_pos, &clear_pos));
           mouse_x = events[clear_pos]->GetKnownArgAsInt("red");
         } else if (mode_ == kSoftware) {
@@ skipping 176 matching lines @@
 INSTANTIATE_TEST_CASE_P(, LatencyTest, ::testing::Values(
     0,
     kInputHeavy,
     kInputHeavy | kInputDirty | kRafHeavy,
     kInputHeavy | kInputDirty | kRafHeavy | kPaintHeavy,
     kInputDirty | kPaintHeavy,
     kInputDirty | kRafHeavy | kPaintHeavy
     ));
 
 }  // namespace