Update from https://crrev.com/306706

skia/ext/bitmap_platform_device_skia.cc

Index: skia/ext/bitmap_platform_device_skia.cc
diff --git a/skia/ext/bitmap_platform_device_skia.cc b/skia/ext/bitmap_platform_device_skia.cc
index 1dcf13b0adc048173d7dfe1b034440ae81fe3eb7..d05791396bf7395fe2850f092ddf2d3f0ae2b577 100644
--- a/skia/ext/bitmap_platform_device_skia.cc
+++ b/skia/ext/bitmap_platform_device_skia.cc
@@ -20,15 +20,6 @@ BitmapPlatformDevice* BitmapPlatformDevice::Create(int width, int height,
   return NULL;
 }
 
-BitmapPlatformDevice* BitmapPlatformDevice::CreateAndClear(int width,
-                                                           int height,
-                                                           bool is_opaque) {
-  BitmapPlatformDevice* device = Create(width, height, is_opaque);
-  if (!is_opaque)
-    device->clear(0);
-  return device;
-}
-
 BitmapPlatformDevice* BitmapPlatformDevice::Create(int width, int height,
                                                    bool is_opaque,
                                                    uint8_t* data) {