Remove the command buffer method glGetImageivCHROMIUM.

gpu/command_buffer/client/gles2_implementation.cc

Index: gpu/command_buffer/client/gles2_implementation.cc
diff --git a/gpu/command_buffer/client/gles2_implementation.cc b/gpu/command_buffer/client/gles2_implementation.cc
index 585845fcc3e29890bf2039d7718e0351a64b6fd5..6b8dba2040289360a69e73f99f99e2c806bbe324 100644
--- a/gpu/command_buffer/client/gles2_implementation.cc
+++ b/gpu/command_buffer/client/gles2_implementation.cc
@@ -6083,21 +6083,6 @@ GLuint GLES2Implementation::CreateGpuMemoryBufferImageCHROMIUM(
   return image_id;
 }
 
-void GLES2Implementation::GetImageivCHROMIUM(GLuint image_id,
-                                             GLenum param,
-                                             GLint* data) {
-  GPU_CLIENT_SINGLE_THREAD_CHECK();
-  GPU_CLIENT_LOG("[" << GetLogPrefix() << "] GetImageivCHROMIUM(" << image_id
-                     << ", " << GLES2Util::GetStringImageInternalFormat(param)
-                     << ")");
-  if (param != GL_GPU_MEMORY_BUFFER_ID) {
-    SetGLError(GL_INVALID_VALUE, "GetImageivCHROMIUM", "param");
-    *data = -1;
-    return;
-  }
-  *data = gpu_control_->GetImageGpuMemoryBufferId(image_id);
-}
-
 bool GLES2Implementation::ValidateSize(const char* func, GLsizeiptr size) {
   if (size < 0) {
     SetGLError(GL_INVALID_VALUE, func, "size < 0");