Back out 679e69e79fe2 (bug 965945) for causing C2 bustage on B2G emulator builds. r=backout

gfx/layers/ipc/ShadowLayerUtilsGralloc.cpp

@@ -291,16 +291,6 @@ GrallocBufferActor::Create(const gfx::IntSize& aSize,
     return actor;
   }
 
-  // If the requested size is too big (i.e. exceeds the commonly used max GL texture size)
-  // then we risk OOMing the parent process. It's better to just deny the allocation and
-  // kill the child process, which is what the following code does.
-  // TODO: actually use GL_MAX_TEXTURE_SIZE instead of hardcoding 4096
-  if (aSize.width > 4096 || aSize.height > 4096) {
-    printf_stderr("GrallocBufferActor::Create -- requested gralloc buffer is too big. Killing child instead.");
-    delete actor;
-    return nullptr;
-  }
-
   sp<GraphicBuffer> buffer(new GraphicBuffer(aSize.width, aSize.height, format, usage));
   if (buffer->initCheck() != OK)
     return actor;