content: Use type-parameterized tests for GpuMemoryBuffer implementations.

content/common/gpu/gpu_memory_buffer_factory.h

Index: content/common/gpu/gpu_memory_buffer_factory.h
diff --git a/content/common/gpu/gpu_memory_buffer_factory.h b/content/common/gpu/gpu_memory_buffer_factory.h
index 1269c960f203f0cd3c69896eb9c282c274b0f7f5..01b17858f80a07159c0d8dfcd6b21c231b4442d4 100644
--- a/content/common/gpu/gpu_memory_buffer_factory.h
+++ b/content/common/gpu/gpu_memory_buffer_factory.h
@@ -26,25 +26,15 @@ namespace content {
 
 class CONTENT_EXPORT GpuMemoryBufferFactory {
  public:
-  struct Configuration {
-    gfx::BufferFormat format;
-    gfx::BufferUsage usage;
-  };
-
   virtual ~GpuMemoryBufferFactory() {}
 
-  // Gets system supported GPU memory buffer factory types. Preferred type at
-  // the front of vector.
-  static void GetSupportedTypes(std::vector<gfx::GpuMemoryBufferType>* types);
+  // Returns the preferred native GPU memory buffer factory type.
+  static gfx::GpuMemoryBufferType GetNativeType();
 
   // Creates a new factory instance for |type|.
   static scoped_ptr<GpuMemoryBufferFactory> Create(
       gfx::GpuMemoryBufferType type);
 
-  // Gets supported format/usage configurations.
-  virtual void GetSupportedGpuMemoryBufferConfigurations(
-      std::vector<Configuration>* configurations) = 0;
-
   // Creates a new GPU memory buffer instance. A valid handle is returned on
   // success. It can be called on any thread.
   virtual gfx::GpuMemoryBufferHandle CreateGpuMemoryBuffer(