content: Use type-parameterized tests for GpuMemoryBuffer implementations.

content/common/gpu/gpu_memory_buffer_factory_io_surface.cc

Index: content/common/gpu/gpu_memory_buffer_factory_io_surface.cc
diff --git a/content/common/gpu/gpu_memory_buffer_factory_io_surface.cc b/content/common/gpu/gpu_memory_buffer_factory_io_surface.cc
index a6ce59fdd627b57c58a0eee83af99206a8e8712c..b1fe9ae6e4cd176747948f5da404c6e27cec49a3 100644
--- a/content/common/gpu/gpu_memory_buffer_factory_io_surface.cc
+++ b/content/common/gpu/gpu_memory_buffer_factory_io_surface.cc
@@ -115,21 +115,9 @@ bool GpuMemoryBufferFactoryIOSurface::IsGpuMemoryBufferConfigurationSupported(
   return false;
 }
 
-void GpuMemoryBufferFactoryIOSurface::GetSupportedGpuMemoryBufferConfigurations(
-    std::vector<Configuration>* configurations) {
-  configurations->assign(
-      kSupportedConfigurations,
-      kSupportedConfigurations + arraysize(kSupportedConfigurations));
-}
-
-gfx::GpuMemoryBufferHandle
-GpuMemoryBufferFactoryIOSurface::CreateGpuMemoryBuffer(
-    gfx::GpuMemoryBufferId id,
-    const gfx::Size& size,
-    gfx::BufferFormat format,
-    gfx::BufferUsage usage,
-    int client_id,
-    gfx::PluginWindowHandle surface_handle) {
+// static
+IOSurfaceRef GpuMemoryBufferFactoryIOSurface
+    : CreateIOSurface(const gfx::Size& size, gfx::BufferFormat format) {
   size_t num_planes = gfx::NumberOfPlanesForBufferFormat(format);
   base::ScopedCFTypeRef<CFMutableArrayRef> planes(CFArrayCreateMutable(
       kCFAllocatorDefault, num_planes, &kCFTypeArrayCallBacks));
@@ -158,7 +146,18 @@ GpuMemoryBufferFactoryIOSurface::CreateGpuMemoryBuffer(
   AddIntegerValue(properties, kIOSurfacePixelFormat, PixelFormat(format));
   CFDictionaryAddValue(properties, kIOSurfacePlaneInfo, planes);
 
-  base::ScopedCFTypeRef<IOSurfaceRef> io_surface(IOSurfaceCreate(properties));
+  return IOSurfaceCreate(properties);
+}
+
+gfx::GpuMemoryBufferHandle
+GpuMemoryBufferFactoryIOSurface::CreateGpuMemoryBuffer(
+    gfx::GpuMemoryBufferId id,
+    const gfx::Size& size,
+    gfx::BufferFormat format,
+    gfx::BufferUsage usage,
+    int client_id,
+    gfx::PluginWindowHandle surface_handle) {
+  base::ScopedCFTypeRef<IOSurfaceRef> io_surface(CreateIOSurface(size, format));
   if (!io_surface)
     return gfx::GpuMemoryBufferHandle();