Remove dependency on GURL from content/common/gpu

content/browser/gpu/gpu_process_host.h

Index: content/browser/gpu/gpu_process_host.h
diff --git a/content/browser/gpu/gpu_process_host.h b/content/browser/gpu/gpu_process_host.h
index 5091e6ff38d36b174dc968ccaf74d14862f748b1..0cb6410cf5ad338a73d6945c7415740e654aec98 100644
--- a/content/browser/gpu/gpu_process_host.h
+++ b/content/browser/gpu/gpu_process_host.h
@@ -179,11 +179,11 @@ class GpuProcessHost : public BrowserChildProcessHostDelegate,
   void OnInitialized(bool result, const gpu::GPUInfo& gpu_info);
   void OnChannelEstablished(const IPC::ChannelHandle& channel_handle);
   void OnGpuMemoryBufferCreated(const gfx::GpuMemoryBufferHandle& handle);
-  void OnDidCreateOffscreenContext(const GURL& url);
+  void OnDidCreateOffscreenContext(const std::string& url);
   void OnDidLoseContext(bool offscreen,
                         gpu::error::ContextLostReason reason,
-                        const GURL& url);
-  void OnDidDestroyOffscreenContext(const GURL& url);
+                        const std::string& url);
+  void OnDidDestroyOffscreenContext(const std::string& url);
   void OnGpuMemoryUmaStatsReceived(const GPUMemoryUmaStats& stats);
 #if defined(OS_MACOSX)
   void OnAcceleratedSurfaceBuffersSwapped(const IPC::Message& message);