use tryAllocPixels to check the result, allocPixels to require success

Source/platform/graphics/gpu/DrawingBuffer.cpp

Index: Source/platform/graphics/gpu/DrawingBuffer.cpp
diff --git a/Source/platform/graphics/gpu/DrawingBuffer.cpp b/Source/platform/graphics/gpu/DrawingBuffer.cpp
index f82960d498e68070033272f1df00780b93e59668..ef349001ef2377de78cb5a94b580bd712aeb6ef4 100644
--- a/Source/platform/graphics/gpu/DrawingBuffer.cpp
+++ b/Source/platform/graphics/gpu/DrawingBuffer.cpp
@@ -953,7 +953,7 @@ void DrawingBuffer::paintFramebufferToCanvas(int framebuffer, int width, int hei
         // pixel data. We will then use Skia to rescale this bitmap to
         // the size of the canvas's backing store.
         if (m_resizingBitmap.width() != width || m_resizingBitmap.height() != height) {
-            if (!m_resizingBitmap.allocN32Pixels(width, height))
+            if (!m_resizingBitmap.tryAllocN32Pixels(width, height))
                 return;
         }
         readbackBitmap = &m_resizingBitmap;