Remove TransportDIB::Create

TransportDIB::Create is not used anywhere.

Bug: n/a
Change-Id: I1e706919e70e6f7989e272f73e8e4a8d86cbc612
Reviewed-on: https://chromium-review.googlesource.com/558757
Reviewed-by: John Bauman <jbauman@chromium.org>
Commit-Queue: Hajime Hoshi <hajimehoshi@chromium.org>
Cr-Commit-Position: refs/heads/master@{#484839}

ui/surface/transport_dib.h

@@ -30,21 +30,10 @@ class SURFACE_EXPORT TransportDIB {
  public:
   ~TransportDIB();
 
-// A Handle is the type which can be sent over the wire so that the remote
-// side can map the transport DIB.
+  // A Handle is the type which can be sent over the wire so that the remote
+  // side can map the transport DIB.
   typedef base::SharedMemoryHandle Handle;
 
-  // Create a new TransportDIB, returning NULL on failure.
-  //
-  // The size is the minimum size in bytes of the memory backing the transport
-  // DIB (we may actually allocate more than that to give us better reuse when
-  // cached).
-  //
-  // The sequence number is used to uniquely identify the transport DIB. It
-  // should be unique for all transport DIBs ever created in the same
-  // renderer.
-  static TransportDIB* Create(size_t size, uint32_t sequence_num);
-
   // Map the referenced transport DIB.  The caller owns the returned object.
   // Returns NULL on failure.
   static TransportDIB* Map(Handle transport_dib);

ui/surface/transport_dib_posix.cc

@@ -28,18 +28,6 @@ TransportDIB::TransportDIB(TransportDIB::Handle dib)
 TransportDIB::~TransportDIB() {
 }
 
-// static
-TransportDIB* TransportDIB::Create(size_t size, uint32_t sequence_num) {
-  TransportDIB* dib = new TransportDIB;
-  if (!dib->shared_memory_.CreateAndMapAnonymous(size)) {
-    delete dib;
-    return NULL;
-  }
-
-  dib->size_ = size;
-  return dib;
-}
-
 // static
 TransportDIB* TransportDIB::Map(Handle handle) {
   std::unique_ptr<TransportDIB> dib(CreateWithHandle(handle));

ui/surface/transport_dib_win.cc

@@ -25,21 +25,6 @@ TransportDIB::~TransportDIB() {
 TransportDIB::TransportDIB(base::SharedMemoryHandle handle)
     : shared_memory_(handle, false /* read write */), size_(0) {}
 
-// static
-TransportDIB* TransportDIB::Create(size_t size, uint32_t sequence_num) {
-  TransportDIB* dib = new TransportDIB;
-
-  if (!dib->shared_memory_.CreateAnonymous(size)) {
-    delete dib;
-    return NULL;
-  }
-
-  dib->size_ = size;
-  dib->sequence_num_ = sequence_num;
-
-  return dib;
-}
-
 // static
 TransportDIB* TransportDIB::Map(Handle handle) {
   std::unique_ptr<TransportDIB> dib(CreateWithHandle(handle));