Remove GLFence::CreateWithoutFlush

ui/gl/gl_fence_egl.cc

Index: ui/gl/gl_fence_egl.cc
diff --git a/ui/gl/gl_fence_egl.cc b/ui/gl/gl_fence_egl.cc
index c96d6d8157dea1b5c9c5f1915e6149d5379ca316..277b631fff8c4cb073a11cbdc04be72a40369eb2 100644
--- a/ui/gl/gl_fence_egl.cc
+++ b/ui/gl/gl_fence_egl.cc
@@ -6,19 +6,14 @@
 
 #include "ui/gl/egl_util.h"
 #include "ui/gl/gl_bindings.h"
-#include "ui/gl/gl_context.h"
 
 namespace gfx {
 
-GLFenceEGL::GLFenceEGL(bool flush) {
+GLFenceEGL::GLFenceEGL() {
   display_ = eglGetCurrentDisplay();
   sync_ = eglCreateSyncKHR(display_, EGL_SYNC_FENCE_KHR, NULL);
   DCHECK(sync_ != EGL_NO_SYNC_KHR);
-  if (flush) {
-    glFlush();
-  } else {
-    flush_event_ = GLContext::GetCurrent()->SignalFlush();
-  }
+  glFlush();
 }
 
 bool GLFenceEGL::HasCompleted() {
@@ -35,17 +30,13 @@ bool GLFenceEGL::HasCompleted() {
 }
 
 void GLFenceEGL::ClientWait() {
-  if (!flush_event_.get() || flush_event_->IsSignaled()) {
-    EGLint flags = 0;
-    EGLTimeKHR time = EGL_FOREVER_KHR;
-    EGLint result = eglClientWaitSyncKHR(display_, sync_, flags, time);
-    DCHECK_NE(EGL_TIMEOUT_EXPIRED_KHR, result);
-    if (result == EGL_FALSE) {
-      LOG(FATAL) << "Failed to wait for EGLSync. error:"
-                 << ui::GetLastEGLErrorString();
-    }
-  } else {
-    LOG(ERROR) << "Trying to wait for uncommitted fence. Skipping...";
+  EGLint flags = 0;
+  EGLTimeKHR time = EGL_FOREVER_KHR;
+  EGLint result = eglClientWaitSyncKHR(display_, sync_, flags, time);
+  DCHECK_NE(EGL_TIMEOUT_EXPIRED_KHR, result);
+  if (result == EGL_FALSE) {
+    LOG(FATAL) << "Failed to wait for EGLSync. error:"
+               << ui::GetLastEGLErrorString();
   }
 }
 
@@ -54,14 +45,10 @@ void GLFenceEGL::ServerWait() {
     ClientWait();
     return;
   }
-  if (!flush_event_.get() || flush_event_->IsSignaled()) {
-    EGLint flags = 0;
-    if (eglWaitSyncKHR(display_, sync_, flags) == EGL_FALSE) {
-      LOG(FATAL) << "Failed to wait for EGLSync. error:"
-                 << ui::GetLastEGLErrorString();
-    }
-  } else {
-    LOG(ERROR) << "Trying to wait for uncommitted fence. Skipping...";
+  EGLint flags = 0;
+  if (eglWaitSyncKHR(display_, sync_, flags) == EGL_FALSE) {
+    LOG(FATAL) << "Failed to wait for EGLSync. error:"
+               << ui::GetLastEGLErrorString();
   }
 }