APPBROWSER-230, APPBROWSER-300: Rename GCScheduler enqueue to dispatch, sync to memory_barrier

Also fix the synchronisation issues between different kernels.

Change-Id: Ib59d83ae8d5cc8b0bdf13e6f4958edccdab91ca4
Reviewed-on: https://eu-gerrit-1.euhpc.arm.com/114594
Reviewed-by: Anthony Barbier <anthony.barbier@arm.com>
Tested-by: Jenkins <bsgcomp@arm.com>
diff --git a/src/runtime/GLES_COMPUTE/GCScheduler.cpp b/src/runtime/GLES_COMPUTE/GCScheduler.cpp
index f19b433..fcc8559 100644
--- a/src/runtime/GLES_COMPUTE/GCScheduler.cpp
+++ b/src/runtime/GLES_COMPUTE/GCScheduler.cpp
@@ -63,7 +63,7 @@
     return scheduler;
 }
 
-void GCScheduler::enqueue(IGCKernel &kernel, bool flush)
+void GCScheduler::dispatch(IGCKernel &kernel, bool flush)
 {
     kernel.run(kernel.window());
     if(flush)
@@ -72,7 +72,7 @@
     }
 }
 
-void GCScheduler::sync()
+void GCScheduler::memory_barrier()
 {
     ARM_COMPUTE_GL_CHECK(glMemoryBarrier(GL_SHADER_STORAGE_BARRIER_BIT));
 }