Revert of Refactored pixel format resize operations in media/video/capture into a function called VideoCaptu…

media/video/capture/video_capture_device_unittest.cc

Index: media/video/capture/video_capture_device_unittest.cc
diff --git a/media/video/capture/video_capture_device_unittest.cc b/media/video/capture/video_capture_device_unittest.cc
index 153c2626ca2cdf5355ec3f9b11dc550ed867b742..b2711ee1c74211b891e1c6d97c9dc23aa957ea44 100644
--- a/media/video/capture/video_capture_device_unittest.cc
+++ b/media/video/capture/video_capture_device_unittest.cc
@@ -269,8 +269,6 @@
   WaitForCapturedFrame();
   EXPECT_EQ(last_format().frame_size.width(), 640);
   EXPECT_EQ(last_format().frame_size.height(), 480);
-  EXPECT_EQ(static_cast<size_t>(640 * 480 * 3 / 2),
-            last_format().ImageAllocationSize());
   device->StopAndDeAllocate();
 }
 
@@ -295,10 +293,6 @@
   device->AllocateAndStart(capture_params, client_.Pass());
   // Get captured video frames.
   WaitForCapturedFrame();
-  EXPECT_EQ(last_format().frame_size.width(), 1280);
-  EXPECT_EQ(last_format().frame_size.height(), 720);
-  EXPECT_EQ(static_cast<size_t>(1280 * 720 * 3 / 2),
-            last_format().ImageAllocationSize());
   device->StopAndDeAllocate();
 }
 
@@ -324,8 +318,6 @@
   device->StopAndDeAllocate();
   EXPECT_EQ(last_format().frame_size.width(), 640);
   EXPECT_EQ(last_format().frame_size.height(), 480);
-  EXPECT_EQ(static_cast<size_t>(640 * 480 * 3 / 2),
-            last_format().ImageAllocationSize());
 }
 
 // Cause hangs on Windows Debug. http://crbug.com/417824
@@ -430,8 +422,6 @@
   // Verify we get MJPEG from the device. Not all devices can capture 1280x720
   // @ 30 fps, so we don't care about the exact resolution we get.
   EXPECT_EQ(last_format().pixel_format, PIXEL_FORMAT_MJPEG);
-  EXPECT_GE(static_cast<size_t>(1280 * 720),
-            last_format().ImageAllocationSize());
   device->StopAndDeAllocate();
 }