Reduce internal Flush() in GL resource glGen/Delete APIs.

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 b99b332f74f559e299b6bd9c5cff26f12417fc26..d9826c06bf5dfdd14b59dfeecd660c4797ba79b1 100644
--- a/gpu/command_buffer/client/gles2_implementation.cc
+++ b/gpu/command_buffer/client/gles2_implementation.cc
@@ -275,6 +275,10 @@ GLES2Implementation::~GLES2Implementation() {
 #if defined(GLES2_SUPPORT_CLIENT_SIDE_ARRAYS)
   DeleteBuffers(arraysize(reserved_ids_), &reserved_ids_[0]);
 #endif
+
+  // Release any per-context data in share group.
+  share_group_->FreeContext(this);
+
   buffer_tracker_.reset();
 
   // Make sure the commands make it the service.
@@ -2429,7 +2433,7 @@ bool GLES2Implementation::BindBufferHelper(
   }
   // TODO(gman): There's a bug here. If the target is invalid the ID will not be
   // used even though it's marked it as used here.
-  GetIdHandler(id_namespaces::kBuffers)->MarkAsUsedForBind(buffer);
+  GetIdHandler(id_namespaces::kBuffers)->MarkAsUsedForBind(this, buffer);
   return changed;
 }
 
@@ -2470,7 +2474,8 @@ bool GLES2Implementation::BindFramebufferHelper(
       SetGLErrorInvalidEnum("glBindFramebuffer", target, "target");
       return false;
   }
-  GetIdHandler(id_namespaces::kFramebuffers)->MarkAsUsedForBind(framebuffer);
+  GetIdHandler(id_namespaces::kFramebuffers)
+      ->MarkAsUsedForBind(this, framebuffer);
   return changed;
 }
 
@@ -2491,7 +2496,8 @@ bool GLES2Implementation::BindRenderbufferHelper(
   }
   // TODO(gman): There's a bug here. If the target is invalid the ID will not be
   // used even though it's marked it as used here.
-  GetIdHandler(id_namespaces::kRenderbuffers)->MarkAsUsedForBind(renderbuffer);
+  GetIdHandler(id_namespaces::kRenderbuffers)
+      ->MarkAsUsedForBind(this, renderbuffer);
   return changed;
 }
 
@@ -2526,7 +2532,7 @@ bool GLES2Implementation::BindTextureHelper(GLenum target, GLuint texture) {
   }
   // TODO(gman): There's a bug here. If the target is invalid the ID will not be
   // used. even though it's marked it as used here.
-  GetIdHandler(id_namespaces::kTextures)->MarkAsUsedForBind(texture);
+  GetIdHandler(id_namespaces::kTextures)->MarkAsUsedForBind(this, texture);
   return changed;
 }