cc: Fix the format of GpuMemoryBuffer for SurfaceTexture

cc/resources/resource_pool.cc

Index: cc/resources/resource_pool.cc
diff --git a/cc/resources/resource_pool.cc b/cc/resources/resource_pool.cc
index f5c71678f2740a5966f41958c08a0bf49f77ae70..4cb8e3d60d2e19b42c15cca572f3c61a6a5537bb 100644
--- a/cc/resources/resource_pool.cc
+++ b/cc/resources/resource_pool.cc
@@ -9,6 +9,16 @@
 
 namespace cc {
 
+ResourcePool::ResourcePool(ResourceProvider* resource_provider)
+    : resource_provider_(resource_provider),
+      target_(0),
+      max_memory_usage_bytes_(0),
+      max_unused_memory_usage_bytes_(0),
+      max_resource_count_(0),
+      memory_usage_bytes_(0),
+      unused_memory_usage_bytes_(0),
+      resource_count_(0) {}
+
 ResourcePool::ResourcePool(ResourceProvider* resource_provider, GLenum target)
     : resource_provider_(resource_provider),
       target_(target),
@@ -17,7 +27,9 @@ ResourcePool::ResourcePool(ResourceProvider* resource_provider, GLenum target)
       max_resource_count_(0),
       memory_usage_bytes_(0),
       unused_memory_usage_bytes_(0),
-      resource_count_(0) {}
+      resource_count_(0) {
+  DCHECK_NE(0u, target);
+}
 
 ResourcePool::~ResourcePool() {
   while (!busy_resources_.empty()) {
@@ -54,7 +66,9 @@ scoped_ptr<ScopedResource> ResourcePool::AcquireResource(
 
   scoped_ptr<ScopedResource> resource =
       ScopedResource::Create(resource_provider_);
-  resource->AllocateManaged(size, target_, format);
+  GLenum target =
+      target_ ? target_ : resource_provider_->GetImageTextureTarget(format);
+  resource->AllocateManaged(size, target, format);
 
   DCHECK(Resource::VerifySizeInBytes(resource->size(), resource->format()));
   memory_usage_bytes_ +=