Remove superfluous semicolons around IPC message macros

These macros are defined such that trailing semicolons (or inner
semicolons) have no effect, and they are overwhealmingly used without
semicolons, as per the documentation in ipc_message_macros.h.

Review URL: https://codereview.chromium.org/1639713002

Cr-Commit-Position: refs/heads/master@{#371706}

chrome/browser/media/cast_transport_host_filter.cc

@@ -44,8 +44,8 @@ bool CastTransportHostFilter::OnMessageReceived(const IPC::Message& message) {
                         OnAddValidSsrc)
     IPC_MESSAGE_HANDLER(CastHostMsg_SendRtcpFromRtpReceiver,
                         OnSendRtcpFromRtpReceiver)
-    IPC_MESSAGE_UNHANDLED(handled = false);
-  IPC_END_MESSAGE_MAP();
+    IPC_MESSAGE_UNHANDLED(handled = false)
+  IPC_END_MESSAGE_MAP()
   return handled;
 }
 

chrome/browser/printing/print_preview_dialog_controller_browsertest.cc

@@ -55,8 +55,8 @@ class RequestPrintPreviewObserver : public WebContentsObserver {
     IPC_BEGIN_MESSAGE_MAP(RequestPrintPreviewObserver, message)
       IPC_MESSAGE_HANDLER(PrintHostMsg_RequestPrintPreview,
                           OnRequestPrintPreview)
-      IPC_MESSAGE_UNHANDLED(break;)
-    IPC_END_MESSAGE_MAP();
+      IPC_MESSAGE_UNHANDLED(break)
+    IPC_END_MESSAGE_MAP()
     return false;  // Report not handled so the real handler receives it.
   }
 

chrome/browser/printing/print_preview_pdf_generated_browsertest.cc

@@ -141,7 +141,7 @@ class PrintPreviewObserver : public WebContentsObserver {
     IPC_BEGIN_MESSAGE_MAP(PrintPreviewObserver, message)
       IPC_MESSAGE_HANDLER(PrintHostMsg_DidGetPreviewPageCount,
                           OnDidGetPreviewPageCount)
-    IPC_END_MESSAGE_MAP();
+    IPC_END_MESSAGE_MAP()
     return false;
   }
 

chrome/renderer/media/cast_ipc_dispatcher.cc

@@ -54,8 +54,8 @@ bool CastIPCDispatcher::OnMessageReceived(const IPC::Message& message) {
     IPC_MESSAGE_HANDLER(CastMsg_Rtt, OnRtt)
     IPC_MESSAGE_HANDLER(CastMsg_RtcpCastMessage, OnRtcpCastMessage)
     IPC_MESSAGE_HANDLER(CastMsg_ReceivedPacket, OnReceivedPacket)
-    IPC_MESSAGE_UNHANDLED(handled = false);
-  IPC_END_MESSAGE_MAP();
+    IPC_MESSAGE_UNHANDLED(handled = false)
+  IPC_END_MESSAGE_MAP()
   return handled;
 }
 

chrome/renderer/safe_browsing/phishing_classifier_delegate_browsertest.cc

@@ -96,7 +96,7 @@ class InterceptingMessageFilter : public content::BrowserMessageFilter {
     IPC_BEGIN_MESSAGE_MAP(InterceptingMessageFilter, message)
         IPC_MESSAGE_HANDLER(SafeBrowsingHostMsg_PhishingDetectionDone,
                             OnPhishingDetectionDone)
-        IPC_MESSAGE_UNHANDLED(handled = false);
+        IPC_MESSAGE_UNHANDLED(handled = false)
     IPC_END_MESSAGE_MAP()
     return handled;
   }

components/nacl/renderer/trusted_plugin_channel.cc

@@ -40,7 +40,7 @@ bool TrustedPluginChannel::OnMessageReceived(const IPC::Message& msg) {
   IPC_BEGIN_MESSAGE_MAP(TrustedPluginChannel, msg)
     IPC_MESSAGE_HANDLER(NaClRendererMsg_ReportExitStatus, OnReportExitStatus);
     IPC_MESSAGE_HANDLER(NaClRendererMsg_ReportLoadStatus, OnReportLoadStatus);
-    IPC_MESSAGE_UNHANDLED(handled = false);
+    IPC_MESSAGE_UNHANDLED(handled = false)
   IPC_END_MESSAGE_MAP()
   return handled;
 }

content/browser/renderer_host/pepper/browser_ppapi_host_impl.cc

@@ -211,7 +211,7 @@ bool BrowserPpapiHostImpl::HostMessageFilter::OnMessageReceived(
   IPC_MESSAGE_HANDLER(PpapiHostMsg_LogInterfaceUsage,
                       OnHostMsgLogInterfaceUsage)
   IPC_MESSAGE_UNHANDLED(handled = ppapi_host_->OnMessageReceived(msg))
-  IPC_END_MESSAGE_MAP();
+  IPC_END_MESSAGE_MAP()
   return handled;
 }
 

content/common/gpu/media/gpu_video_decode_accelerator.cc

@@ -103,7 +103,7 @@ class GpuVideoDecodeAccelerator::MessageFilter : public IPC::MessageFilter {
     IPC_BEGIN_MESSAGE_MAP(MessageFilter, msg)
       IPC_MESSAGE_FORWARD(AcceleratedVideoDecoderMsg_Decode, owner_,
                           GpuVideoDecodeAccelerator::OnDecode)
-      IPC_MESSAGE_UNHANDLED(return false;)
+      IPC_MESSAGE_UNHANDLED(return false)
     IPC_END_MESSAGE_MAP()
     return true;
   }

content/renderer/gpu/compositor_external_begin_frame_source.cc

@@ -57,7 +57,7 @@ void CompositorExternalBeginFrameSource::OnMessageReceived(
   DCHECK(begin_frame_source_proxy_.get());
   IPC_BEGIN_MESSAGE_MAP(CompositorExternalBeginFrameSource, message)
     IPC_MESSAGE_HANDLER(ViewMsg_BeginFrame, OnBeginFrame)
-  IPC_END_MESSAGE_MAP();
+  IPC_END_MESSAGE_MAP()
 }
 
 void CompositorExternalBeginFrameSource::OnBeginFrame(

ppapi/proxy/plugin_dispatcher.cc

@@ -244,7 +244,7 @@ bool PluginDispatcher::OnMessageReceived(const IPC::Message& msg) {
     IPC_BEGIN_MESSAGE_MAP(PluginDispatcher, msg)
       IPC_MESSAGE_HANDLER(PpapiMsg_SupportsInterface, OnMsgSupportsInterface)
       IPC_MESSAGE_HANDLER(PpapiMsg_SetPreferences, OnMsgSetPreferences)
-      IPC_MESSAGE_UNHANDLED(handled = false);
+      IPC_MESSAGE_UNHANDLED(handled = false)
     IPC_END_MESSAGE_MAP()
     if (handled)
       return true;