Remove WebGraphicsContext3D reason from the CauseForGpuLaunch enum

content/browser/gpu/gpu_ipc_browsertests.cc

 // Copyright 2013 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "base/command_line.h"
 #include "base/memory/ptr_util.h"
 #include "base/run_loop.h"
 #include "build/build_config.h"
 #include "content/browser/gpu/browser_gpu_channel_host_factory.h"
 #include "content/browser/gpu/gpu_process_host_ui_shim.h"
 #include "content/common/gpu/client/context_provider_command_buffer.h"
 #include "content/common/gpu_process_launch_causes.h"
 #include "content/public/browser/gpu_data_manager.h"
 #include "content/public/common/content_switches.h"
 #include "content/public/test/content_browser_test.h"
 #include "third_party/skia/include/core/SkCanvas.h"
 #include "third_party/skia/include/core/SkPaint.h"
 #include "third_party/skia/include/core/SkSurface.h"
 #include "third_party/skia/include/gpu/GrContext.h"
 #include "ui/gl/gl_switches.h"
 
 namespace {
 
-const content::CauseForGpuLaunch kInitCause =
-    content::
-        CAUSE_FOR_GPU_LAUNCH_WEBGRAPHICSCONTEXT3DCOMMANDBUFFERIMPL_INITIALIZE;
+constexpr content::CauseForGpuLaunch kInitCause =
+    content::CAUSE_FOR_GPU_LAUNCH_BROWSER_STARTUP;
 
 scoped_refptr<content::ContextProviderCommandBuffer> CreateContext(
     scoped_refptr<gpu::GpuChannelHost> gpu_channel_host) {
   // This is for an offscreen context, so the default framebuffer doesn't need
   // any alpha, depth, stencil, antialiasing.
   gpu::gles2::ContextCreationAttribHelper attributes;
   attributes.alpha_size = -1;
   attributes.depth_size = 0;
   attributes.stencil_size = 0;
   attributes.samples = 0;
@@ skipping 245 matching lines @@
   shim->SimulateCrash();
   run_loop.Run();
 
   EXPECT_EQ(1, counter);
   EXPECT_FALSE(IsChannelEstablished());
   EstablishAndWait();
   EXPECT_TRUE(IsChannelEstablished());
 }
 
 }  // namespace content