diff --git a/CHROMIUM_BUILD_COMPATIBILITY.txt b/CHROMIUM_BUILD_COMPATIBILITY.txt
index cc36e6b3a..8e62476b3 100644
--- a/CHROMIUM_BUILD_COMPATIBILITY.txt
+++ b/CHROMIUM_BUILD_COMPATIBILITY.txt
@@ -7,5 +7,5 @@
 # https://code.google.com/p/chromiumembedded/wiki/BranchesAndBuilding
 
 {
-  'chromium_checkout': 'refs/tags/41.0.2272.16',
+  'chromium_checkout': 'refs/tags/41.0.2272.43',
 }
diff --git a/patch/patch.cfg b/patch/patch.cfg
index 301725ee9..7a8e6acee 100644
--- a/patch/patch.cfg
+++ b/patch/patch.cfg
@@ -120,6 +120,12 @@ patches = [
     'name': 'render_process_host_1429',
     'path': '../content/browser/renderer_host/',
   },
+  {
+    # Fix multiple definition of 'AtomicOps_Internalx86CPUFeatures' on Linux.
+    # https://code.google.com/p/chromium/issues/detail?id=455263
+    'name': 'base_atomicops_455263',
+    'path': '../base/allocator/',
+  },
   {
     # Disable scollbar bounce and overlay on OS X.
     # http://code.google.com/p/chromiumembedded/issues/detail?id=364
diff --git a/patch/patches/base_atomicops_455263.patch b/patch/patches/base_atomicops_455263.patch
new file mode 100644
index 000000000..ea4fd8b9d
--- /dev/null
+++ b/patch/patches/base_atomicops_455263.patch
@@ -0,0 +1,12 @@
+diff --git allocator.gyp allocator.gyp
+index c20325d..0e34390 100644
+--- allocator.gyp
++++ allocator.gyp
+@@ -238,6 +238,7 @@
+             '<(tcmalloc_dir)/src/base/atomicops-internals-linuxppc.h',
+             '<(tcmalloc_dir)/src/base/atomicops-internals-macosx.h',
+             '<(tcmalloc_dir)/src/base/atomicops-internals-x86-msvc.h',
++            '<(tcmalloc_dir)/src/base/atomicops-internals-x86.cc',
+             '<(tcmalloc_dir)/src/base/atomicops-internals-x86.h',
+             '<(tcmalloc_dir)/src/base/atomicops.h',
+             '<(tcmalloc_dir)/src/base/basictypes.h',
diff --git a/patch/patches/build.patch b/patch/patches/build.patch
index adea475b1..a37bd7c7f 100644
--- a/patch/patches/build.patch
+++ b/patch/patches/build.patch
@@ -1,5 +1,5 @@
 diff --git common.gypi common.gypi
-index f7d7d3b..b188037 100644
+index f984984..46b131b 100644
 --- common.gypi
 +++ common.gypi
 @@ -9,6 +9,9 @@
diff --git a/patch/patches/content_nav_1129.patch b/patch/patches/content_nav_1129.patch
index 10f7b5b7b..2b5bae3da 100644
--- a/patch/patches/content_nav_1129.patch
+++ b/patch/patches/content_nav_1129.patch
@@ -39,10 +39,10 @@ index bd43c62..1d6e189 100644
    // Returns true if we should fork a new process for the given navigation.
    // If |send_referrer| is set to false (which is the default), no referrer
 diff --git renderer/render_frame_impl.cc renderer/render_frame_impl.cc
-index 7258dbb..8dba5f3 100644
+index d9b5807e3..fb739da 100644
 --- renderer/render_frame_impl.cc
 +++ renderer/render_frame_impl.cc
-@@ -3811,7 +3811,6 @@ void RenderFrameImpl::OnCommitNavigation(
+@@ -3833,7 +3833,6 @@ void RenderFrameImpl::OnCommitNavigation(
  WebNavigationPolicy RenderFrameImpl::DecidePolicyForNavigation(
      RenderFrame* render_frame,
      const NavigationPolicyInfo& info) {
@@ -50,7 +50,7 @@ index 7258dbb..8dba5f3 100644
    // The handlenavigation API is deprecated and will be removed once
    // crbug.com/325351 is resolved.
    if (info.urlRequest.url() != GURL(kSwappedOutURL) &&
-@@ -3826,7 +3825,6 @@ WebNavigationPolicy RenderFrameImpl::DecidePolicyForNavigation(
+@@ -3848,7 +3847,6 @@ WebNavigationPolicy RenderFrameImpl::DecidePolicyForNavigation(
            info.isRedirect)) {
      return blink::WebNavigationPolicyIgnore;
    }
diff --git a/patch/patches/spi_webcore_364.patch b/patch/patches/spi_webcore_364.patch
index 09dcc88cb..947df754c 100644
--- a/patch/patches/spi_webcore_364.patch
+++ b/patch/patches/spi_webcore_364.patch
@@ -1,5 +1,5 @@
 diff --git core/frame/FrameView.cpp core/frame/FrameView.cpp
-index 9b2004d..b9a73c7 100644
+index 0573ed2..0ee72a2 100644
 --- core/frame/FrameView.cpp
 +++ core/frame/FrameView.cpp
 @@ -144,8 +144,10 @@ FrameView::FrameView(LocalFrame* frame)
diff --git a/patch/patches/webkit_popups.patch b/patch/patches/webkit_popups.patch
index a931ece62..f9c4457a3 100644
--- a/patch/patches/webkit_popups.patch
+++ b/patch/patches/webkit_popups.patch
@@ -1,5 +1,5 @@
 diff --git Source/web/ChromeClientImpl.cpp Source/web/ChromeClientImpl.cpp
-index f59cc5f..70add24 100644
+index 304ffd6..24dfc21 100644
 --- Source/web/ChromeClientImpl.cpp
 +++ Source/web/ChromeClientImpl.cpp
 @@ -741,7 +741,7 @@ bool ChromeClientImpl::hasOpenedPopup() const
@@ -12,7 +12,7 @@ index f59cc5f..70add24 100644
  
      return adoptRefWillBeNoop(new PopupMenuChromium(frame, client));
 diff --git Source/web/WebViewImpl.cpp Source/web/WebViewImpl.cpp
-index 8b7320a..75c2644 100644
+index 2dc201a..d1cc85e 100644
 --- Source/web/WebViewImpl.cpp
 +++ Source/web/WebViewImpl.cpp
 @@ -379,6 +379,7 @@ WebViewImpl::WebViewImpl(WebViewClient* client)
@@ -23,7 +23,7 @@ index 8b7320a..75c2644 100644
      , m_doingDragAndDrop(false)
      , m_ignoreInputEvents(false)
      , m_compositorDeviceScaleFactorOverride(0)
-@@ -3971,9 +3972,14 @@ void WebViewImpl::deviceOrPageScaleFactorChanged()
+@@ -3973,9 +3974,14 @@ void WebViewImpl::deviceOrPageScaleFactorChanged()
      m_page->inspectorController().deviceOrPageScaleFactorChanged();
  }