diff --git a/CHROMIUM_BUILD_COMPATIBILITY.txt b/CHROMIUM_BUILD_COMPATIBILITY.txt
index 90dcdfe25..a83e8c871 100644
--- a/CHROMIUM_BUILD_COMPATIBILITY.txt
+++ b/CHROMIUM_BUILD_COMPATIBILITY.txt
@@ -7,5 +7,5 @@
 # https://bitbucket.org/chromiumembedded/cef/wiki/BranchesAndBuilding
 
 {
-  'chromium_checkout': 'refs/tags/68.0.3440.42',
+  'chromium_checkout': 'refs/tags/68.0.3440.75',
 }
diff --git a/patch/patches/browser_plugin_guest_1565.patch b/patch/patches/browser_plugin_guest_1565.patch
index 86c36f822..7d9aa8bd5 100644
--- a/patch/patches/browser_plugin_guest_1565.patch
+++ b/patch/patches/browser_plugin_guest_1565.patch
@@ -266,7 +266,7 @@ index d05dd5421458..fa13775f0512 100644
    // a BrowserPlugin even when we are using cross process frames for guests. It
    // should be removed after resolving https://crbug.com/642826).
 diff --git extensions/browser/guest_view/mime_handler_view/mime_handler_view_guest.cc extensions/browser/guest_view/mime_handler_view/mime_handler_view_guest.cc
-index 8aa4bd7ffca6..0a649863f381 100644
+index 07f7fb42f539..82a98fc9edd4 100644
 --- extensions/browser/guest_view/mime_handler_view/mime_handler_view_guest.cc
 +++ extensions/browser/guest_view/mime_handler_view/mime_handler_view_guest.cc
 @@ -193,6 +193,8 @@ void MimeHandlerViewGuest::CreateWebContents(
@@ -277,8 +277,8 @@ index 8aa4bd7ffca6..0a649863f381 100644
 +    delegate_->OverrideWebContentsCreateParams(&params);
    // TODO(erikchen): Fix ownership semantics for guest views.
    // https://crbug.com/832879.
-   callback.Run(WebContents::Create(params).release());
-@@ -228,6 +230,18 @@ bool MimeHandlerViewGuest::ShouldDestroyOnDetach() const {
+   callback.Run(
+@@ -232,6 +234,18 @@ bool MimeHandlerViewGuest::ShouldDestroyOnDetach() const {
    return true;
  }
  
diff --git a/patch/patches/content_2015.patch b/patch/patches/content_2015.patch
index e4ea865d2..9b7b0c125 100644
--- a/patch/patches/content_2015.patch
+++ b/patch/patches/content_2015.patch
@@ -94,10 +94,10 @@ index b23698013a09..d60eb48c6efd 100644
                  "WillFailRequest state should come before WillProcessResponse");
    return render_frame_host_;
 diff --git content/browser/frame_host/render_frame_host_impl.cc content/browser/frame_host/render_frame_host_impl.cc
-index 7f8d8da28de6..b058d7f43a7a 100644
+index daff8c65a981..3faa788f1e6f 100644
 --- content/browser/frame_host/render_frame_host_impl.cc
 +++ content/browser/frame_host/render_frame_host_impl.cc
-@@ -1581,6 +1581,7 @@ void RenderFrameHostImpl::OnDidFailProvisionalLoadWithError(
+@@ -1599,6 +1599,7 @@ void RenderFrameHostImpl::OnDidFailProvisionalLoadWithError(
    if (GetNavigationHandle()) {
      GetNavigationHandle()->set_net_error_code(
          static_cast<net::Error>(params.error_code));
@@ -105,7 +105,7 @@ index 7f8d8da28de6..b058d7f43a7a 100644
    }
  
    frame_tree_node_->navigator()->DidFailProvisionalLoadWithError(this, params);
-@@ -3346,9 +3347,9 @@ void RenderFrameHostImpl::RegisterMojoInterfaces() {
+@@ -3456,9 +3457,9 @@ void RenderFrameHostImpl::RegisterMojoInterfaces() {
        BrowserThread::GetTaskRunnerForThread(BrowserThread::IO));
  
    if (base::FeatureList::IsEnabled(network::features::kNetworkService)) {
@@ -118,7 +118,7 @@ index 7f8d8da28de6..b058d7f43a7a 100644
      // TODO(https://crbug.com/813479): Investigate why we need to explicitly
      // specify task runner for BrowserThread::IO here.
      // Bind calls to the BindRegistry should come on to the IO thread by
-@@ -3624,9 +3625,9 @@ void RenderFrameHostImpl::CommitNavigation(
+@@ -3858,9 +3859,9 @@ void RenderFrameHostImpl::CommitNavigation(
      // however only do this for cross-document navigations, because the
      // alternative would be redundant effort.
      network::mojom::URLLoaderFactoryPtrInfo default_factory_info;
@@ -131,7 +131,7 @@ index 7f8d8da28de6..b058d7f43a7a 100644
      if (subresource_loader_params &&
          subresource_loader_params->loader_factory_info.is_valid()) {
        // If the caller has supplied a default URLLoaderFactory override (for
-@@ -4318,8 +4319,8 @@ void RenderFrameHostImpl::CreateNetworkServiceDefaultFactoryAndObserve(
+@@ -4552,8 +4553,8 @@ void RenderFrameHostImpl::CreateNetworkServiceDefaultFactoryAndObserve(
    RenderFrameDevToolsAgentHost::WillCreateURLLoaderFactory(
        this, false /* is_navigation */, false /* is_download */,
        &default_factory_request);
@@ -275,10 +275,10 @@ index 4e11056a3dc9..973ad50975e1 100644
                       const std::string& mime_type,
                       bool allow_wildcard,
 diff --git content/common/frame_messages.h content/common/frame_messages.h
-index 3ed93bdae0e3..c03780d69cfb 100644
+index 98bc62f6c937..d235b67810dd 100644
 --- content/common/frame_messages.h
 +++ content/common/frame_messages.h
-@@ -1363,8 +1363,9 @@ IPC_MESSAGE_ROUTED1(FrameHostMsg_PepperStopsPlayback,
+@@ -1376,8 +1376,9 @@ IPC_MESSAGE_ROUTED1(FrameHostMsg_PepperStopsPlayback,
  
  // Used to get the list of plugins. |main_frame_origin| is used to handle
  // exceptions for plugin content settings.
@@ -289,7 +289,7 @@ index 3ed93bdae0e3..c03780d69cfb 100644
                              url::Origin /* main_frame_origin */,
                              std::vector<content::WebPluginInfo> /* plugins */)
  
-@@ -1372,9 +1373,10 @@ IPC_SYNC_MESSAGE_CONTROL2_1(FrameHostMsg_GetPlugins,
+@@ -1385,9 +1386,10 @@ IPC_SYNC_MESSAGE_CONTROL2_1(FrameHostMsg_GetPlugins,
  // type. If there is no matching plugin, |found| is false.
  // |actual_mime_type| is the actual mime type supported by the
  // found plugin.
@@ -389,10 +389,10 @@ index 74a031ad10c3..3b3f9e292f4b 100644
    virtual void FocusedNodeChanged(const blink::WebNode& node) {}
  
 diff --git content/renderer/render_frame_impl.cc content/renderer/render_frame_impl.cc
-index 33356adf00d6..9d8d91eed735 100644
+index c027c4df3423..a2f9ef9de0a3 100644
 --- content/renderer/render_frame_impl.cc
 +++ content/renderer/render_frame_impl.cc
-@@ -3253,7 +3253,8 @@ blink::WebPlugin* RenderFrameImpl::CreatePlugin(
+@@ -3256,7 +3256,8 @@ blink::WebPlugin* RenderFrameImpl::CreatePlugin(
    std::string mime_type;
    bool found = false;
    Send(new FrameHostMsg_GetPluginInfo(
@@ -402,7 +402,7 @@ index 33356adf00d6..9d8d91eed735 100644
        params.mime_type.Utf8(), &found, &info, &mime_type));
    if (!found)
      return nullptr;
-@@ -3610,6 +3611,8 @@ void RenderFrameImpl::FrameDetached(DetachType type) {
+@@ -3613,6 +3614,8 @@ void RenderFrameImpl::FrameDetached(DetachType type) {
  
  void RenderFrameImpl::FrameFocused() {
    Send(new FrameHostMsg_FrameFocused(routing_id_));
@@ -412,7 +412,7 @@ index 33356adf00d6..9d8d91eed735 100644
  
  void RenderFrameImpl::WillCommitProvisionalLoad() {
 diff --git content/renderer/render_thread_impl.cc content/renderer/render_thread_impl.cc
-index 1e68c2fee634..75d5dfade01f 100644
+index 06f7d4487997..5c2519ebf2f1 100644
 --- content/renderer/render_thread_impl.cc
 +++ content/renderer/render_thread_impl.cc
 @@ -876,6 +876,8 @@ void RenderThreadImpl::Init(
diff --git a/patch/patches/message_loop_443_1992243003.patch b/patch/patches/message_loop_443_1992243003.patch
index f2797cd86..00e40d82f 100644
--- a/patch/patches/message_loop_443_1992243003.patch
+++ b/patch/patches/message_loop_443_1992243003.patch
@@ -34,7 +34,7 @@ index c5016dcf20a2..cf1db622f8fb 100644
  
  #if !defined(OS_NACL)
 diff --git base/message_loop/message_pump_win.cc base/message_loop/message_pump_win.cc
-index 8e6f1f41def2..b07865ebae37 100644
+index 68bb4c084653..d3995c4c403e 100644
 --- base/message_loop/message_pump_win.cc
 +++ base/message_loop/message_pump_win.cc
 @@ -11,6 +11,7 @@
@@ -45,7 +45,7 @@ index 8e6f1f41def2..b07865ebae37 100644
  #include "base/metrics/histogram_macros.h"
  #include "base/strings/stringprintf.h"
  #include "base/trace_event/trace_event.h"
-@@ -369,20 +370,28 @@ bool MessagePumpForUI::ProcessMessageHelper(const MSG& msg) {
+@@ -381,20 +382,28 @@ bool MessagePumpForUI::ProcessMessageHelper(const MSG& msg) {
  }
  
  bool MessagePumpForUI::ProcessPumpReplacementMessage() {
diff --git a/patch/patches/print_header_footer_1478_1565.patch b/patch/patches/print_header_footer_1478_1565.patch
index 5e416b6c1..9d57151bc 100644
--- a/patch/patches/print_header_footer_1478_1565.patch
+++ b/patch/patches/print_header_footer_1478_1565.patch
@@ -1,5 +1,5 @@
 diff --git chrome/browser/ui/BUILD.gn chrome/browser/ui/BUILD.gn
-index 3b9eb8dc8ca7..c37db3071302 100644
+index c514878fafe7..32e4c499d242 100644
 --- chrome/browser/ui/BUILD.gn
 +++ chrome/browser/ui/BUILD.gn
 @@ -894,6 +894,7 @@ split_static_library("ui") {
diff --git a/patch/patches/storage_partition_1973.patch b/patch/patches/storage_partition_1973.patch
index dd4d9e9a6..79b344ef5 100644
--- a/patch/patches/storage_partition_1973.patch
+++ b/patch/patches/storage_partition_1973.patch
@@ -306,7 +306,7 @@ index db44e03f061a..fbba4710aca3 100644
        partition->GetPaymentAppContext();
  
 diff --git content/browser/renderer_host/render_process_host_impl.cc content/browser/renderer_host/render_process_host_impl.cc
-index 6fbecc82f14a..ab2edb9e86b1 100644
+index 5ccfa4398c71..0d5e22d341ab 100644
 --- content/browser/renderer_host/render_process_host_impl.cc
 +++ content/browser/renderer_host/render_process_host_impl.cc
 @@ -727,11 +727,10 @@ class DefaultSubframeProcessHostHolder : public base::SupportsUserData::Data,
@@ -468,7 +468,7 @@ index 6fbecc82f14a..ab2edb9e86b1 100644
  
    AddUIThreadInterface(registry.get(), base::Bind(&FieldTrialRecorder::Create));
 diff --git content/browser/renderer_host/render_process_host_impl.h content/browser/renderer_host/render_process_host_impl.h
-index dad662e0ef1c..97799607ff1d 100644
+index b418b4c8a0ad..30817ff2e0fd 100644
 --- content/browser/renderer_host/render_process_host_impl.h
 +++ content/browser/renderer_host/render_process_host_impl.h
 @@ -89,7 +89,6 @@ class ResourceMessageFilter;
@@ -488,7 +488,7 @@ index dad662e0ef1c..97799607ff1d 100644
        SiteInstance* site_instance,
        bool is_for_guests_only);
  
-@@ -441,7 +440,7 @@ class CONTENT_EXPORT RenderProcessHostImpl
+@@ -438,7 +437,7 @@ class CONTENT_EXPORT RenderProcessHostImpl
    // Use CreateRenderProcessHost() instead of calling this constructor
    // directly.
    RenderProcessHostImpl(BrowserContext* browser_context,
@@ -497,7 +497,7 @@ index dad662e0ef1c..97799607ff1d 100644
                          bool is_for_guests_only);
  
    // Initializes a new IPC::ChannelProxy in |channel_|, which will be connected
-@@ -710,10 +709,10 @@ class CONTENT_EXPORT RenderProcessHostImpl
+@@ -707,10 +706,10 @@ class CONTENT_EXPORT RenderProcessHostImpl
    // called.
    int instance_id_ = 1;
  
diff --git a/patch/patches/web_contents_1257_1565.patch b/patch/patches/web_contents_1257_1565.patch
index 78aa08374..422368b0a 100644
--- a/patch/patches/web_contents_1257_1565.patch
+++ b/patch/patches/web_contents_1257_1565.patch
@@ -1,8 +1,8 @@
 diff --git content/browser/web_contents/web_contents_impl.cc content/browser/web_contents/web_contents_impl.cc
-index 093e585d7e98..ec8ebab9f9cf 100644
+index 6ae9bf2f9c6a..a4b929545e3e 100644
 --- content/browser/web_contents/web_contents_impl.cc
 +++ content/browser/web_contents/web_contents_impl.cc
-@@ -1814,21 +1814,30 @@ void WebContentsImpl::Init(const WebContents::CreateParams& params) {
+@@ -1845,21 +1845,30 @@ void WebContentsImpl::Init(const WebContents::CreateParams& params) {
    std::string unique_name;
    frame_tree_.root()->SetFrameName(params.main_frame_name, unique_name);
  
@@ -45,7 +45,7 @@ index 093e585d7e98..ec8ebab9f9cf 100644
    CHECK(render_view_host_delegate_view_);
    CHECK(view_.get());
  
-@@ -2436,6 +2445,15 @@ void WebContentsImpl::CreateNewWindow(
+@@ -2467,6 +2476,15 @@ void WebContentsImpl::CreateNewWindow(
    create_params.renderer_initiated_creation =
        main_frame_route_id != MSG_ROUTING_NONE;
  
@@ -61,7 +61,7 @@ index 093e585d7e98..ec8ebab9f9cf 100644
    std::unique_ptr<WebContents> new_contents;
    if (!is_guest) {
      create_params.context = view_->GetNativeView();
-@@ -2466,7 +2484,7 @@ void WebContentsImpl::CreateNewWindow(
+@@ -2497,7 +2515,7 @@ void WebContentsImpl::CreateNewWindow(
        // TODO(brettw): It seems bogus that we have to call this function on the
        // newly created object and give it one of its own member variables.
        new_view->CreateViewForWidget(
@@ -70,7 +70,7 @@ index 093e585d7e98..ec8ebab9f9cf 100644
      }
      // Save the created window associated with the route so we can show it
      // later.
-@@ -5760,7 +5778,7 @@ InterstitialPageImpl* WebContentsImpl::GetInterstitialForRenderManager() {
+@@ -5791,7 +5809,7 @@ InterstitialPageImpl* WebContentsImpl::GetInterstitialForRenderManager() {
  void WebContentsImpl::CreateRenderWidgetHostViewForRenderManager(
      RenderViewHost* render_view_host) {
    RenderWidgetHostViewBase* rwh_view =
@@ -95,7 +95,7 @@ index df508da0aef2..f6f4bf42b108 100644
  WebContents::CreateParams::CreateParams(const CreateParams& other) = default;
  
 diff --git content/public/browser/web_contents.h content/public/browser/web_contents.h
-index d538915cd4c6..f7c14f42a5ce 100644
+index dee5814a247c..c9e57ef5680b 100644
 --- content/public/browser/web_contents.h
 +++ content/public/browser/web_contents.h
 @@ -74,9 +74,11 @@ class BrowserPluginGuestDelegate;
diff --git a/patch/patches/webkit_plugin_info_2015.patch b/patch/patches/webkit_plugin_info_2015.patch
index 9da9f7046..f0f85f385 100644
--- a/patch/patches/webkit_plugin_info_2015.patch
+++ b/patch/patches/webkit_plugin_info_2015.patch
@@ -62,10 +62,10 @@ index f98ae01cd46d..bba0b1930bff 100644
  
  void WebDevToolsAgentImpl::Session::SendProtocolResponse(int session_id,
 diff --git third_party/blink/renderer/core/frame/local_frame.cc third_party/blink/renderer/core/frame/local_frame.cc
-index f0c55c05da71..9f0ede2594e4 100644
+index 5686e6a06d6f..9e65585bdb0b 100644
 --- third_party/blink/renderer/core/frame/local_frame.cc
 +++ third_party/blink/renderer/core/frame/local_frame.cc
-@@ -1228,7 +1228,7 @@ FrameResourceCoordinator* LocalFrame::GetFrameResourceCoordinator() {
+@@ -1241,7 +1241,7 @@ FrameResourceCoordinator* LocalFrame::GetFrameResourceCoordinator() {
  PluginData* LocalFrame::GetPluginData() const {
    if (!Loader().AllowPlugins(kNotAboutToInstantiatePlugin))
      return nullptr;