Remove SkiaBenchmarking bitmap size limits.

Some websites can easily blow through the current 4096 limit. Instead of
imposing an arbitrary limit, let Skia attempt to allocate and handle
potential failures.

BUG=338865
R=nduca@chromium.org,pdr@chromium.org,piman@chromium.org

Review URL: https://codereview.chromium.org/145243005

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@248627 0039d316-1c4b-4281-b951-d872f2087c98

content/renderer/skia_benchmarking_extension.cc

@@ -153,14 +153,10 @@ void SkiaBenchmarking::Rasterize(gin::Arguments* args) {
   clip.Scale(scale);
   gfx::Rect snapped_clip = gfx::ToEnclosingRect(clip);
 
-  const int kMaxBitmapSize = 4096;
-  if (snapped_clip.width() > kMaxBitmapSize ||
-      snapped_clip.height() > kMaxBitmapSize)
-    return;
-
   SkBitmap bitmap;
-  bitmap.setConfig(
-      SkBitmap::kARGB_8888_Config, snapped_clip.width(), snapped_clip.height());
+  if (!bitmap.setConfig(SkBitmap::kARGB_8888_Config, snapped_clip.width(),
+                        snapped_clip.height()))
+    return;
   if (!bitmap.allocPixels())
     return;
   bitmap.eraseARGB(0, 0, 0, 0);