[Cleanup] Remove StringPrintf from global namespace

content/browser/renderer_host/media/web_contents_video_capture_device_unittest.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 "content/browser/renderer_host/media/web_contents_video_capture_device.h"
 
 #include "base/bind_helpers.h"
 #include "base/debug/debugger.h"
 #include "base/run_loop.h"
 #include "base/time.h"
@@ skipping 472 matching lines @@
 // consumer. The test will alternate between the SkBitmap and the VideoFrame
 // paths, just as RenderWidgetHost might if the content falls in and out of
 // accelerated compositing.
 TEST_F(WebContentsVideoCaptureDeviceTest, GoesThroughAllTheMotions) {
   device()->Allocate(kTestWidth, kTestHeight, kTestFramesPerSecond, consumer());
 
   device()->Start();
 
   bool use_video_frames = false;
   for (int i = 0; i < 4; i++, use_video_frames = !use_video_frames) {
-    SCOPED_TRACE(StringPrintf("Using %s copy path, iteration #%d",
-                              use_video_frames ? "VideoFrame" : "SkBitmap", i));
+    SCOPED_TRACE(base::StringPrintf(
+        "Using %s copy path, iteration #%d",
+        use_video_frames ? "VideoFrame" : "SkBitmap", i));
     source()->SetCanCopyToVideoFrame(use_video_frames);
     source()->SetSolidColor(SK_ColorRED);
     ASSERT_NO_FATAL_FAILURE(source()->WaitForNextBackingStoreCopy());
     ASSERT_NO_FATAL_FAILURE(consumer()->WaitForNextColor(SK_ColorRED));
     source()->SetSolidColor(SK_ColorGREEN);
     ASSERT_NO_FATAL_FAILURE(consumer()->WaitForNextColor(SK_ColorGREEN));
     source()->SetSolidColor(SK_ColorBLUE);
     ASSERT_NO_FATAL_FAILURE(consumer()->WaitForNextColor(SK_ColorBLUE));
     source()->SetSolidColor(SK_ColorBLACK);
     ASSERT_NO_FATAL_FAILURE(consumer()->WaitForNextColor(SK_ColorBLACK));
@@ skipping 33 matching lines @@
   source()->SetSolidColor(SK_ColorGREEN);
   ASSERT_NO_FATAL_FAILURE(consumer()->WaitForNextColor(SK_ColorGREEN));
   source()->SetSolidColor(SK_ColorRED);
   ASSERT_NO_FATAL_FAILURE(consumer()->WaitForNextColor(SK_ColorRED));
 
   device()->Stop();
   device()->DeAllocate();
 }
 
 }  // namespace content